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Trek Bikes & Bontrager Accessories

Holmes Cycling and Fitness is your best bet for Trek bicycles and Bontrager accessories. Browse our online catalog, call us, or stop in!

$510.00
Ride Farther Hammer out big days with Range Extender. This compact back-up battery adds 160Wh of power to extend your range by up to 44%. It fits neatly in a standard water bottle cage in the inner triangle, where there's a short reach to the charge port, and secures in place with its included strap — no additional hardware required. Product details - 160 Wh battery - Charge port enables charging both bike and range extender simultaneously - LED battery level indicator - Includes Range Extender user manual - Ships to retailer. Not returnable. - Retention strap and charge cable are required and sold separately
$199.99
Know what's coming. Ride with extra confidence with Trek CarBack Radar Rear Light. CarBack's radar helps detect rear-approaching vehicles from up to 240m and provides audio and visual alerts through paired GPS head units for increased on-bike awareness. Built with integrated best-in-class Daytime Running Lights that are visible from up to 2km away, CarBack is a must-have for every cyclist riding on shared roads. - CarBack can detect and alert riders of rear-approaching vehicles from up to 240m away - Compatible with most cycling GPS computers - Pair CarBack with the Trek Accessory app to see a vehicle's rear-approaching and passing distance on your smartphone - Designed with focus, flash, and range to be Daytime-visible from up to 2km away - Four light flash modes: Day Flash 90LM, Day Steady 25LM, Night Steady 5LM, and Night Flash 5 LM - Visible fuel gauge LEDs make it easy to see CarBack's 7+ hour battery status - IPX7 waterproof rating to confidently ride through wet conditions - Includes Quick Connect Plus rear mount and USB-C charging cable
$169.99
Everyday utility The MIK Utility Trunk Bag with Panniers offers simple and secure on-bike storage that's easy to install and remove without the need for tools. It has multiple pockets to keep you organized, built-in panniers for extra carrying capabilities, a durable design with reflective materials,Everyday utility and built-in rain cover to keep you and your gear safe and secure in all conditions. Product details - MIK mounting system provides secure, integrated mounting with compatible racks - Front and rear black reflective materials enhance visibility with a stylish finish - Integrated panniers offer expandable storage and easily stow in pockets when not in use - Stay organized with internal mesh pocket and two side pockets, each with a smaller internal pocket - Zippered pocket with soft lining provides secure phone storage accessible from top of bag - Be ready for weather with an integrated rain bag securely stowed in rear pocket - Light loop for easy rear light mounting - Adjustable carrying strap for convenient off-bike use Specifications - Cargo capacity: 2200 cu in (36.1L) - Bag type: Trunk bags - Dimensions: 35cm (l) x 20cm (w) x 20cm (h) - Attachment: Interchange - Material: Woven
$154.99
The Bontrager Commuter Double Pannier delivers versatile capability to your bike so you can carry more and ride more. The integrated MIK mounting system makes installation and removal a breeze with compatible MIK racks. Additional accessory pockets and an easy-to-load main compartment add functionality to this durable, symmetric design made from waterproof materials. - MIK mounting system provides secure, integrated mounting with compatible racks - Made from durable, waterproof material to help keep your gear safe - Large compartment holds shape for easy loading and unloading with roll-top buckle closure - External pockets and compartments help organize accessories and gear - Sturdy handle pairs with MIK system to make this double pannier easy to remove and carry - Reflective materials enhance visibility with a stylish finish
$134.99
A compact and powerful light set designed to help riders see and be seen on the street, path, or trail. Ion Comp R provides compact power to help illuminate the street, path, or trail, and Flare R City rear tail light helps you stand out. Both are USB-rechargeable Daytime Running Lights that feature distinctive focus, flash, and range flash patterns designed to boost visibility. Product details - Dedicated Daytime Running Light modes on both lights designed for increased visibility - Ion Comp R provides a warm, wide 700-lumen beam for confident night riding and a great depth of field - Flare R City delivers a wide, 35-lumens beam that's ideal for city use - DRL-specific focus, flash, and range flash patterns offer ultimate daytime visibility - Blendr-compatible for integrated mounting on compatible Blendr stems, helmets, and helmet mounts - USB-rechargeable with included micro USB cable
$134.99
Make errands more fun The MIK Utility Trunk Bag offers simple and secure on-bike storage that's easy to install and remove without the need for tools. It has multiple pockets to keep you organized, a durable design with reflective materials, and built-in rain cover to keep you and your gear safe and secure in all conditions. Product details - MIK mounting system provides secure, integrated mounting with compatible racks - Front and rear black reflective materials enhance visibility with a stylish finish - Stay organized with internal mesh pocket and two side pockets, each with a smaller internal pocket - Zippered pocket with soft lining provides secure phone storage accessible from top of bag - Be ready for weather with an integrated rain bag securely stowed in rear pocket - Light loop for easy rear light mounting - Adjustable carrying strap for convenient off-bike use Specifications - Cargo capacity: 800 cu in (13L) - Bag type: Trunk bags - Dimensions: 35cm (l) x 20cm (w) x 20cm (h) - Attachment: Interchange - Fiber content: 35% Poly 600 PU Coating / 30% Poly 840 PU Coating / 15% 3M Silver Reflective Mesh / 11% Nylon Mesh / 9% Poly Super Nylex Mesh - Material: Woven
$129.99
Thirst, quenched. Things, carried. Carry everything you need and keep your hydration handy with the Adventure Handlebar Bag. This bag has a zippered pocket with a 1.5L hydration bladder and an easy-access silicone hose port so you can quench your thirst with ease. Plus, quickly stow a rain jacket, extra layer, and other ride essentials with 9L of capacity and an additional bungee cord and strap up top. A durable, easy to install handlebar bag made with an integrated hydration bladder so you can carry more and stay hydrated wherever you roam. - Roll-top closure with secure buckle keeps your gear safe and dry - Two nylon handlebar straps and single stem strap provide secure attachment - 1.5L HydraPak hydration bladder fits securely in front zippered pocket - Silicone hose port and magnetic hose clasp keeps hydration hose securely in place - Water-resistant construction helps keep your gear dry - Durable materials are made to last with additional reinforcement in high-wear areas - 9L capacity and bungee up top offers additional quick and easy storage
$129.99
Saddle up and carry more Safely carry your ride essentials through rough and rugged terrain with the Adventure Seatpost Bag. Two buckles around the saddle rails and a hook and loop closure make this bag easy to mount and extra secure. Zippered side entry offers easy access to this bag's 9L of capacity, and an additional bungee cord and strap up top makes it easy to quickly stow a rain jacket, extra layer, and more. A durable saddle bag that installs quickly and securely and features an easy-access side zipper so you can carry more on your bike. - Roll-top closure with secure buckle keeps your gear safe and dry - Two nylon seat rail buckles and single seatpost strap provide secure attachment - Zippered side entry offers easy access - Removeable internal poly frame maintains bag shape without taking up space - Water-resistant construction helps keep your gear dry - Durable materials are made to last with additional reinforcement in high-wear areas - 9L capacity and bungee up top offers additional quick and easy storage
$129.99
It's fender season Our patented "No-Cut-Strut" bicycle fenders allow quick and simple installation to keep you dry and your bike clean. The premium aluminum construction provides added reliability and less vibration, while the sleek adjustable arms allow ultra-precise placement, so you can tailor the fit faster than you can pull a shot of espresso. Patented No-Cut-Strut alloy fenders provide durability and quick, easy installation. - Fully assembled fenders that install in minutes with only two tools - Durable no-cut alloy struts allow quick adjustment for proper tire clearance - Made of premium aluminum for added durability and reduced flexing and vibration - Double-back strut on rear fender adds support and stability - Stainless steel hardware
$119.99
Go by bike and carry it all home The Bontrager City Shopper Bag is the ultimate bag for running errands by bicycle. It has reflective materials to increase visibility along with a removable shoulder strap and quick rack attachment for easy on- and off-bike use. The zippered accessory pocket, and easy-to-load main compartment add functionality to this durable, symmetric design that can be used on either side of the bike. Product details - Securely mounts to a wide variety of rear racks via hook-and-loop straps and transit hook - Front and rear reflective materials enhance visibility with a stylish finish - Large zippered compartment holds shape for easy loading and unloading - Accessory pocket securely holds phone or wallet - Durable, water-resistant bottom guards against splashes and scratches - Symmetric design can be used on either side of the bike - Padded handle and adjustable carrying strap for convenient off-bike use Specifications - Cargo capacity: 1400 cu in (22.94L) - Bag type: Pannier - Dimensions: 34cm (l) x 20cm (w) x 45cm (h) - Fiber content: 43% Poly 600 Cationic Dye / 40.5% Poly 600 TPU Coating / 14.5% 3M Silver Reflective Mesh / 2% Poly 600 PU Coating
$119.99
A powerful front bike light with a wide beam that illuminates any road or trail and can be seen from 2km away as a daytime running light. Ride with confidence, day or night, with the Ion Elite R Front Bike Light. This USB-chargeable light features a powerful beam with a wide pattern perfect for the road, path, or trail. Designed to offer lumens that last, Ion Elite R lets you ride longer with sustained brightness and features five modes including day flash for use as a daytime running light. - Ion Elite R provides a powerful beam that lights up the full width of any road or trail - A warm, wide 1000 lumen beam allows confident night riding - Specifically designed focus, flash, and range flash patterns offer ultimate daytime visibility - Long-lasting brightness exceeds industry standards - 1000lm-1.5hrs, 650lm-3hrs, 350lm-6hrs, night flash-26hrs, day flash-22hrs - Adjustable hard mount attaches securely to handlebars between 25.4-35.0mm - Blendr compatible with available helmet mount - Includes an adjustable hard mount and micro USB charging cable - Battery: 5000Li-Ion - Weight: 187g
$114.99
The MIK Commuter Trunk Bag offers versatile and secure on-bike storage that's easy to install and remove without the need for tools. It has multiple pockets to keep you organized, and a durable design to keep your gear secure. A sturdy handle makes off-the-bike handling a breeze. - MIK mounting system provides secure, integrated mounting with compatible racks - Made from waterproof material to help keep your gear safe - External pockets, compartments, and strapping help organize accessories and gear - Durable, lightweight construction holds up for daily use - Sturdy handle and included carrying strap for convenient off-bike use - Seven liter capacity - Light loop for easy rear light mounting
$109.99
The Bontrager Commuter Single Pannier delivers versatile capability to your bike so you can carry more and ride more. Made with waterproof materials with a removable shoulder strap that can even be used to configure the pannier as a simple backpack. Additional accessory pockets, and an easy-to-load main compartment add functionality to this durable, symmetric design that can be used on either side of the bike. - Securely mounts to a wide variety of rear racks via hook-and-loop straps and transit hook - Made from durable, waterproof material to help keep your gear safe - Large compartment holds shape for easy loading and unloading with roll-top buckle closure - External pockets and compartments help organize accessories and gear - Included carrying strap transforms pannier to a backpack for convenient off-bike use - Reflective materials enhance visibility with a stylish finish - 17 liter capacity
$105.00
Product details - A professional-grade tool developed in partnership with Knipex and made to last - 7.5"/190mm length provides high leverage with minimum effort - Made from heavy-duty steel and additional induction hardening for tough, continuous use - Made in Germany - Features an integrated class-leading crimper for cable end caps and housing ferrules
$104.99
A durable, easy to install frame bag with clever internal pockets so you can carry more and roam farther than ever before. Adventure awaits with this durable frame bag featuring multiple pockets for all of your gear. The Adventure Boss Frame Bag is available in six sizes to ensure the best fit for your bike, and it mounts quickly and easily with a simple strap design. You can also pair it with the all-new Checkpoint for integrated, strapless top tube mounting using thumb screws (sold separately). Product details - Available in six sizes to best fit more frames and adventures - One main pocket and smaller compartment pocket make it easy to stay organized - Hi-vis lining and internal mesh pockets make finding your gear easy - Water-resistant construction helps keep your gear dry - Durable materials and robust zippers are designed to last - Easy-to-use attachment straps feature a soft rubber coating to reduce abrasion - Optional thumb screws allow for threaded boss mounting on new Trek Checkpoint
$104.99
Turn your bike into a touring or commuting beast with this bag-compatible, lightweight front rack that doesn't sacrifice strength or utility. The Lowrider front rack mounts directly to forks with fender eyelets or lowrider mounts to keep a low center of gravity when you load it up with your favorite gear. Includes threaded brackets for accessories. - Can be mounted to lowrider mounts or fender eyelets - Lowrider-style rack for secure and stable pannier mounting -Versatile design accepts lowrider and trunk style bags - Threaded accessory eyelets let you easily mount lights and other essential accessories - Includes hardware kit for mounting to both fender eyelets and lowrider mounts - Max load 33lbs
$99.99
A versatile trunk bag with plenty of room for cargo and hook-and-loop straps for securing to a wide range of rear racks. Carry more The Commuter Trunk Bag adds convenient utility to your bike with a simple hook-and-loop strap for secure placement. It has multiple pockets to keep your gear organized and a durable design for securing the load through tons of riding conditions. A sturdy handle makes off-the-bike handling a breeze. Product details - Securely mounts to a wide variety of rear racks via two hook-and-loop straps - Made from waterproof materials to help keep your gear safe - External pockets, compartments, and strapping help organize accessories and gear - Durable, lightweight construction holds up for daily use - Sturdy handle and included carrying strap for convenient off-bike use - Seven liter capacity - Light loop for easy rear light mounting - Dimensions: 32cm (l) x 19cm (w) x 21cm (h)
$96.99
Adds functionality. Adds style. - Compatible with 27.5" and 29" wheel Powerfly - Does not include mounting hardware - Confirm compatibility before use
$94.99
Carry more things, ride more places The City Trunk Bag adds convenient utility to your bike with a simple hook-and-loop strap for secure placement, multiple pockets for improved organization, and durable, reflective materials that look sharp, add visibility, and keep your possessions safe. Product details - Securely mounts to a wide variety of rear racks via two hook-and-loop straps - Front and rear black reflective materials enhance visibility with a stylish finish - Stay organized with internal mesh pocket and two side pockets, each with a smaller internal pocket - Zippered pocket with soft lining provides secure phone storage accessible from top of bag - Light loop for easy rear light mounting - Adjustable carrying strap for convenient off-bike use Specifications - Cargo capacity: 1100 cu in (18L) - Bag type: Trunk bags - Dimensions: 34cm (l) x 20cm (w) x 40cm (h) - Attachment: Hook and loop strap - Fiber content: 45% Poly 600 Cationic Dye / 40.5% Poly 600 TPU Coating / 14.5% 3M Silver Reflective Mesh - Material: Woven
$89.99
Always be ready to ride with a comfortable hip pack that can carry more, with room for all ride essentials and an integrated 1.5L hydration bladder. Bontrager's Rapid Pack Hydro is the perfect hip pack for carrying your water and ride essentials on the trail. The elastic construction keeps the contents secure without weighing you down, and it's equipped with an integrated 1.5L HydraPak hydration bladder with magnetic hose retention and a lockable bite valve. Plus, added capacity makes it easier to carry a shock or mini pump. Product details - Built with durable, lightweight stretch-woven material that works with the body's natural movements - Larger size offers additional capacity and integrated 1.5L HydraPak hydration bladder - Hydration hose secures via magnetic attachment on belt and can be cut to size - Lockable bite valve prevents leakage during transport - Rigid foam back panel offers breathability and comfort - Two side pockets with internal compartments for easy organization - Additional larger zippered pocket designed for hydration bladder and mini pump - Center water bottle pocket keeps the weight in the middle for better riding balance
$89.99
A cage that won't slow you down This OCLV carbon fiber cage is so lightweight you'll hardly know it's there. (That is, until you reach down and remove your water bottle with ease.) Recommended for on-road use with small water bottles. - Strong and lightweight OCLV Carbon construction - Secure bottle retention designed for road bikes - Recessed bolts allow smooth bottle transition and better derailleur clearance - Includes lightweight alloy mounting screws - Weighs only 20g
$74.99
A versatile floor pump that allows for easy transition between high volume and high pressure settings. A pump for road and MTB The Dual Charger Pump is versatile floor pump with multiple pressure settings that let you easily inflate high-pressure road tires and larger volume hybrid and MTB tires. A quick flip of the switch moves between settings, making it perfect for riders who own both a road and mountain bike. Product details - Steel construction and replaceable internals provide long-term durability - Auto-select head instantly fits both Presta and Schrader valves - Large, stable base minimizes tipping - Easy to read 4-inch base-mounted gauge - Base-mounted switch allows for easy transition between high volume and high pressure settings - High volume setting allows for quick inflation - High pressure setting allows for easy inflation as PSI increases - Max pressure 160 psi (11bar)
$74.99
Connect ANT+ and Bluetooth Smart devices to all of the data available from the DuoTrap S sensor for your on-the-bike wireless needs. • ANT+ 2.4 GHz and Bluetooth Smart wireless digital speed and cadence sensor • ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and smartphone • For use with many ANT+ and Bluetooth Smart wireless technology enabled devices • Includes Bontrager wheel magnet, crank cadence band, and CR2032 battery • Works with Trek DuoTrap compatible bikes
$74.99
Get more data from your rides with the Bontrager Interchange digital combo speed and cadence sensor. This ANT+ 2.4 Ghz is designed to work with Bontrager Node wireless computers. It also works with many other ANT+ enabled devices. Sensor adjustment is easy with the adjustable arm. • ANT+ 2.4 Ghz and Bluetooth Smart wireless digital speed and cadence sensor • ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and smartphone • For use with many ANT+ and Bluetooth Smart wireless technology enabled devices • Independently adjustable arm for precise alignment of speed and cadence sensors • Includes Bontrager wheel magnet and crank cadence band • Includes silicone mounting strap to fit most chainstays and CR2032 battery • Visit www.thisisant.com/directory/ for compatible ANT+ devices • Visit www.bluetooth.com/pages/bluetooth-smart-devices.aspx for compatible Bluetooth devices
$74.99
Everything you need to be seen on city streets and paths. Party in the front and in the back One light set for a complete daytime running lights solution. The Ion 100 R and Flare R City feature focused optics, an interruptive flash pattern, and broad range to ensure visibility. Their compact design and wide beam spread are optimized for city riding and make these USB rechargeable lights great for any bike. Product details 1 - Be seen with a broad, powerful beam and balanced optics designed for city riding 2 - Includes Ion 100R, Flare R City, two quick connect brackets, and a micro USB charging cable 3 - Bontrager Daytime Running Lights feature flash, focus, and range to be seen during the day 4 - USB rechargeable
$74.99
An elegant ANT+ cycling computer that’s simple to set up, intuitive to operate, and has a large, easy-to-read screen. Know your ride Change the way you ride with the RIDEtime Elite Cycling Computer. It's easy to pair with compatible ANT+ sensors for real-time speed, cadence, and power data so you can target more productive workouts and better recovery rides. Simple setup and an intuitive one-button interface get you riding faster, while features such as auto start/stop and auto light control help you take charge of your ride. Product details - 2” easy-to-read screen features a programmable backlight and customizable tri-field display - Features auto start/stop, auto clear, and auto light control with customizable hands-free scan modes - Tri-field display lets you see three functions at once (speed, cadence, heart rate, power) - Displays Trek Certified Service reminders based on your selected bicycle type - Displays distance (trip/total), time (clock, timer), and calories burned - Track your speed, heart rate, power, cadence (current, average, max) - Includes sleek out-front mount and is also Blendr compatible - Requires ANT+ compatible sensor such as DuoTrap S or Interchange Combo Sensor - Battery: CR2032 (Coin) - Weight: 40g
$74.98
The Bontrager Town Single Pannier is a simple, compact carrier that lets you do more and carry more by bike. Mounting is easy and secure and the external pockets and compartments help secure and organize your cargo. - Securely mounts to a wide variety of rear racks via hook-and-loop straps and transit hook - Reflective materials enhance visibility with a stylish finish - Large cinchable compartment holds shape for easy loading and unloading - External pockets and compartments help organize accessories and gear - Durable, lightweight construction holds up for daily use and includes rain cover - 9 liter capacity
$69.99
Ride in any weather The Bontrager NCS fender is everything you want in a fender. It installs in seconds, is available in a variety of sizes to fit various bikes, and offers full coverage to keep you dry. The no-cut design includes everything you need for easy installation and it even comes with an integrated Blendr rear light mount. Product details - Fully assembled fenders that install in minutes - Integrated rear Blendr light mount for use with Bontrager Flare lights - No-cut struts allow quick strut adjustment for proper tire clearance - Double-back strut on rear fender adds support and stability - Made of lightweight yet super-durable polycarbonate - Stainless steel hardware resists rust - Four sizes available to accommodate most bike and tire configurations
$69.99
A bright front light with Kindbeam, designed to keep light on the path ahead and out of oncoming riders' eyes. - Commuter Kindbeam keeps light on the ground ahead of you and out of oncoming riders' eyes - Color-temperature balanced beam with a clean cutoff pattern for confident night riding - DRL-specific focus, flash, and range flash patterns offer ultimate daytime visibility - Long-lasting brightness exceeds FL1 industry standards and outlasts the competition - Runtimes: high 450LM — 1.5hrs, low 200LM — 6hrs, day flash 300 LM — 12hrs - Blendr-compatible for integrated mounting on compatible Blendr stems, helmets, and helmet mounts - Quick Connect+ offers secure installation with a flexible mount that's compatible with all bars 22.2 to 35mm - Includes Ion Comp R light, Adjustable Quick Connect+ Mount, and micro USB charging cable
$64.99
A clever, compact mini pump with hidden hose, pressure gauge, and concealed CO2 inflator. Designed with a chamber for higher-pressure tires, Air Rush Pro Mini Pump is a premium option for quick and easy manual inflation up to 100 psi—or use the included inflator found tucked inside the handle for effortless CO2 inflation. While not in use, Air Rush Pro stows easily in a jersey pocket or mounts cleanly under a water bottle cage with the included bracket. Product details - Two-in-one design combines CO2 inflator and mini pump - Flexible rubber hose quickly connects to pump body with magnetic attachment - Hose can be concealed inside pump when not in use - Pump head securely threads onto Presta and Schrader valves - Presta-compatible CO2 inflator securely stored in threaded handle - Folding handle locks into place to add comfort while inflating - Use included bracket for clean mounting that easily fits under bottle cage
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