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Keep track of your ride and fitness with a Bontrager or Trek cycle computer.

From basics like speed and distance to more advanced functions like heart rate and power, our computers offer the performance, reliability, and ease of use you need to know how far, how fast, and how hard.

BiKASE Beetle 6
$34.99
The Beetle 6 is a larger version of the BiKASE Beetle that has been stretched to accommodate the iPhone 6/6S Plus and other large mobile phones. Storage space underneath phone compartment for energy bar, wallet, keys, or tools. Mounts securely to the top tube using Velcro straps and shock cord around stem. - Pocket fits iPhone 6/6S Plus and other larger smart phones - Clear cover allows device visibility and operation - Mounts to top tube or stem - 2 multi positional straps & shock cord for mounting - Internal lastic stiffener and anti-slip fabric bottom - dual zippers - 8" x 4" x 2"
Electra Leopard Phone Bag
$36.99
Convenience is calling. Answer! This bag is a must for anyone with a phone. So, everyone. Sized so your phone will stay secure even on your bumpiest rides. Keep you and your phone safe while riding. - Clear touchscreen-compatible pocket fits phones up to 6.5-inches (16.5cm) - Velcro attachment to top tube - Cargo capacity: 30.5 cu in (0.5L) - Dimensions: 16cm (l) x 8cm (w) x7cm (h) - Attachment: Hook and loop strap - Fiber content: 100% Polyester
Garmin Varia RVR315 Rearview Radar
$149.99
STAY AWARE OF APPROACHING CARS This rearview radar pairs with your Edge bike computer or compatible smartphone to alert you of vehicles approaching from behind. - Reliable rearview radar lets you ride like you know what’s coming. - One radar. Multiple display options. Pair it with your compatible Garmin device, your phone or both. - Don’t have an Edge or other compatible device yet? No problem. The Varia app has you covered. - It’s small, it’s easy to mount, and it works with just about any bike. - Get more life out of your radar with up to 7 hours of battery life. MAXIMUM AWARENESS - Varia RVR315 rearview radar provides visual and audible alerts for vehicles approaching from behind up to 153 yards (140 meters) away. MULTIPLE PAIRING OPTIONS - This radar works seamlessly with your Edge bike computer or compatible smartphone as well as select Garmin wearables. WORKS WITH THE VARIA APP - This smartphone app helps you increase your awareness by providing graphics — plus tone and vibration alerts — to indicate the position and speed of approaching cars. THIRD-PARTY APP COMPATIBLE - When used with a compatible smartphone, Varia radar integrates with your favorite apps, such as Ride with GPS to overlay your maps with rearview radar alerts. COMPACT DESIGN - Easily mount this sleek, compact device on the seatpost of almost any road-use bicycle. The vertical design allows for better leg clearance and a perfectly comfortable ride. BATTERY LIFE - Time spent charging is not as good as time spent riding. Get up to 7 hours of battery life. In the box: - RVR315 - Mounting hardware - Power cable - Documentation
Bontrager Blendr Universal Ion Mount
$9.99
Light up the road Blendr is the ultimate integration system for clean and easy installation of lights, computers, and other accessories. Start with a Blendr stem, add the appropriate base, and finish with the Blendr Universal Ion Mount for a clean, flush look that securely holds your Bontrager Ion light in a perfect position to see and be seen. - Blendr is an elegant, integrated accessory mounting solution - Clip can be rotated for compatibility with many Bontrager accessories - Works with any Blendr-compatible stem and the accompanying base
BiKASE ElastoKASE
$29.99
Are you looking for an incredibly simple way to mount your phone to your bicycle? Do you want that case to have a plethora of mounting options and accessories? Well... look no further than the ElastoKASE from BiKASE. Utilizing the 1/8 turn connection of the GoKASE and the simplicity of a rubber lined, gripping shock cord, the ElastoKASE is your "go to" phone or anything case. • Phone holder for 6-inch phones and smaller • Works with GoKASE attachments and brackets • Material: TPE & Shock Cord
Bontrager DuoTrap Digital Speed/Cadence Sensor
$69.99
Bontrager's DuoTrap Digital Speed/Cadence Sensor pulls double duty for your ANT+ cycling computer. It wirelessly transmits speed and cadence data and fits directly into the chainstay of certain Trek bicycles for a clean look that installs in seconds.
Bontrager Pro Ride Wallet Plus
$15.99
- Sliding closure helps keep sweat and precipitation away from valuables - Large, clear, center window allows easy operation of touch screen - Compatible with most smartphones - 7.5"" (19cm) x 4.5"" (11cm) wide
Garmin Edge 530
$299.99
Performance GPS Cycling Computer with Mapping - Dynamic performance monitoring provides insights on your VO2 max, recovery, training load focus, heat and altitude acclimation, nutrition, hydration and more - Cycling safety features include new bike alarm, group messaging and tracking, incident detection and compatibility with Varia rearview radar and lights so you can see and be seen - Includes routable Garmin Cycle Map with popularity routing — which helps you ride like a local — plus off-course recalculation and back to start; mountain biking model has integrated Trailforks data, including trail difficulty ratings - Customize with free apps, widgets and data fields from the Connect iQ Store - MTB dynamics track jump count, jump distance and hang time as well as Grit, a measure of the ride’s difficulty, and Flow, which tracks the smoothness of your descent so you have a score to beat next time - Battery life: up to 20 hours with GPS; extendable up to 40 hours with the optional Garmin Charge power pack or in battery save mode Who cares that the Edge 530 cycling computer offers dynamic performance monitoring and insights to help you improve? You do. So, whether you’re a podium finisher, Kona qualifier, gravel grinder, straight-shaven, urban pedaler, dirt ball or somewhere in between, Edge 530 is ready to roll as your new riding partner.
Bontrager GOtime
$39.99
Keep an eye on your speed, distance and more with wireless ease when Bontrager's GOTime cycling computer is clipped to your bars. Set-up is a breeze; the large LCD screen is easy to read and the integrated clip mount allows you to instantly remove the computer and throw it in your pocket when you reach your destination.
Bontrager Interchange ANT+ Cadence Sensor
$39.99
Bontrager's Interchange ANT+ Cadence Sensor is a cadence sensor that wirelessly transmits your data to a variety of ANT+ enabled receiving devices including Bontrager Node computers (sold separately). It includes a 5mm crank cadence band magnet and a silicone mounting strap to fit most chainstays, making installation a snap.
Garmin Edge 130
$199.99
Compact, Easy-to-use GPS Bike Computer with Cycling Awareness Features - Simplified, rugged design with 1.8" display that’s crisp and easy to read in sunlight or low-light conditions - With GPS, GLONASS and Galileo satellites and an altimeter, you’ll know how far, fast, hard and high you’ve ridden on the longest climbs or on your way through the city - Includes navigation with turn prompts and even shows you how to get back to start; download courses from the Course Creator feature in Garmin Connect online community, and race in real time against Strava Live Segments - Compatible with Varia cycling awareness accessories, including rearview radar and smart bike lights - Connected features, when using a compatible device, include smart notifications, weather and more; LiveTrack and assistance features make it easy to share your location - Battery life: up to 15 hours It’s time to get instant data and automatic street cred with Edge 130. This ruggedly compact GPS cycling computer has everything you need to navigate your ride, monitor stats, stay connected with loved ones and much more. And it’s all in a compact device that goes where you go and won’t weigh you down. General Specs: - Physical dimensions: 1.6" x 2.5" x 0.6" (4.1 x 6.3 x 1.6 cm) - Weight: 1.2 oz (33 g) - Water rating IPX7 - Battery: rechargeable lithium-ion - Display size: 1.1" x 1.4" (27.0 x 36.0 mm); 1.8" diag (45.0 mm) - Display resolution: 303 x 230 pixels - Battery life: up to 15 hours - High-sensitivity receiver
Bontrager Insta-Mount
$19.99
Easily mount a cell phone and case directly to your bars for safe convenient access with the Insta-Mount and keep all of your favorite cycling and fitness apps safely accessible. • Mount your hard-shell smart phone case to your bike • Allows for easy access of phone on stem or handlebar • Includes Insta-Mount, universal mount, and application grid • Blendr-compatible
Bontrager Blendr Garmin High Mount
$19.99
Blendr is the ultimate integration system for clean and easy installation of lights, computers, and other accessories. Start with a Blendr stem, add the appropriate base, and finish with the Blendr Garmin High Mount for a clean, flush look that securely holds your Garmin centered over the stem. Key features: - Blendr is an elegant, integrated accessory mounting solution - Provides clean and secure mount for Garmin GPS - Works with any Blendr-compatible stem and the accompanying base - For use with Blendr bases (Pro, XXX, XXX bar/stem, and select Elite bases)
Bontrager Cadence & Speed Magnets
$7.99
Getting the correctly sized magnets means you're worrying about where the next coffee stop is, not if your computer is recording the ride. Key features: - Universal crank magnets work with any cadence sensor - Get the perfectly sized magnet, sized right for your bike and sensor - 20mm cadence magnet improves signal for wider gaps between crank and sensor
K-Edge Combo Mount Interface
$19.99
Convert your K-Edge Garmin Computer Mount to be a Computer + Action Camera combination mount. Works with any camera that utilizes the GoPro sytle interface, including GoPro Hero, Garmin VIRB, and Shimano CM-1000. - Camera Adapter mount with GoPro style interface - Fits K-EDGE Garmin Mounts (K13-500, K13-505, K13-560) - Locks GoPro, Shimano, VIRB style cameras underneath Garmin Computer. - Centers camera in out of site position - Improves video clarity by removing plastic mount shake - Colors: Anodized Black - Weight: 14grams *Note: Garmin VIRB requires the GoPro adapter that is included in the box with the VIRB.
Delta X Mount Pro Phone Holder
$29.99
- Micro Mount for Phones - Aluminum and composite construction securely holds any phone with any case for minimalist profile - Unique patent-pending design with proprietary stretch material grips your phone - Easy mounting under any standard stem. - Tighten to stem cap 6Nm torque.
Bontrager SpeedTrap Digital Speed Sensor
$17.98 $34.99 49% Off
Bontrager's SpeedTrap Digital Speed Sensor conveniently plugs into any Bontrager fork with SpeedTrap technology for the ultimate in convenience. And, it wirelessly transmits speed data to your ANT+ cycling computer.
BiKASE Beetle X Phone Bag for 6-inch Phones
$39.99
The Beetle X Phone Bag is designed to place any phone on your Top Tube or Stem for easy access to your phone, energy bar, phone, wallet, or other small items. Any smartphone with or without a case will fit (iPhone 11 Pro Max, iPhone 11 Pro, iPhone 11, iPhone 10, etc.). - 4 multi-positional straps for mounting - Straps are extra-long, so cut to the desired length - Fits the largest phones with large cases - Phone is operable & audible while in the case - Good size for wallet, energy bar, and wallet - Made of 840 denier nylon & polyester - 7" x 3 1/2" x 2 1/2"
Bontrager Computer Batteries
$3.99 - $5.99
Keep your computer and sensors ready for every ride with replacement batteries Key features: - CR2032 battery is used for most Trek and Bontrager computers - 23AE battery is used for the Bontrager Interchange Analog Wireless Sensor - LR44 and L1154 batteries are identical and used in Bontrager SpeedTrap Sensor
Garmin HRM-Dual
$69.99
This premium heart rate strap transmits real-time heart rate data over ANT+ connectivity and BLUETOOTH Low Energy technology, giving you more options to train indoors, outdoors or even online. With it, you’ll be able to consistently receive accurate heart rate on your Garmin device, in online training apps such as Zwift or even the compatible fitness equipment in your favorite class at the gym. So however you like to train, you’ll get the accurate, real-time heart rate you need to take your performance to the next level. HRM-Dual features a soft strap that is comfortable and adjustable. Simply remove the heart rate module, and it’s washable, too. And don’t worry about running out of juice. The battery lasts for up to 3.5 years.
Bontrager Softstrap Heart Rate Replacement Strap
$32.99
Key features: - Replacement strap for Bontrager Heart Rate Belt - Perfect option when the strap loses stretchiness or gets funky - Not compatible with other heart rate monitors
CycleOps ANT+ Micro USB Adapter
$19.99
The ANT+ Micro USB adapter allows on-the-go devices (OTG), such as your Android phone or tablet, to connect to an ANT+ USB stick. Android OTG compatible devices require ANT+ Radio Service and ANT+ USB Service to be installed from the Google Play store. These services allow the adapter to work correctly with an ANT+ USB stick.
K-Edge Wahoo ELEMNT Gravity Cap
$24.99
The K-EDGE Gravity Cap is a great computer mount option for those riders that already a lot going on with the cockpit of their bikes, or just want a simple and sleek computer mount. The Gravity Cap replaces your existing top cap and is ideal for Downhill, Enduro, Gravel, Touring, etc. - CNC Machined 6061-T6 Aluminum - Injection Molded Copolymer Interface - Compatibility: Wahoo ELEMNT - Lifetime Warranty - Weight: 18g - Anodized Colors: Black
Lezyne Macro Plus GPS
$99.99
The Macro Plus GPS is the perfect device for casual to serious cyclists that just need the main essentials of a cycling GPS computer. New features include an optional horizontal orientation, an improved water-resistant plug and enhanced styling. Its hardware and firmware have also been improved with a higher-resolution screen and the ability to connect with our "Smart Connect" LED system. In addition to its full GPS recording capabilities, it fully ties in with our GPS platform when paired with our GPS Ally phone app. When paired, the device offers full turn-by-turn navigation, phone notifications, Lezyne Track (live tracking), Strava Live Segments, training integration and device customization. Additionally, the Macro Plus GPS can pair with external Bluetooth sensors. And it offers up to 28-hours of battery run-time. Features - Durable, composite construction - Optimized GPS satellite recording - Bluetooth Smart connectivity - Multiple real-time features when paired to the Lezyne Ally app - Simple setup through Lezyne Ally phone app - Import .tcx and gpx. Files - Trainer Mode - Multiple bike profiles - Full navigation - Custom route building - Intuitive four button operation - Lithium polymer battery provides up to 28 hours of run-time - Micro USB rechargeable - Stores up to 100 hours of ride data - Customizable fields and page count (up to 8 fields) - Custom alerts and auto presets - Extremely weather resistant - Includes X-Lock Standard Mount Specs - Weight: 60g - Runtime: 28 hours - Memory: 100 hours max - Dimensions: Computer 70.6mm (W) x 48.16mm (L) x 26.0mm (H) - Screen: 32.6mm (W) x 39.8mm (L) Connectivity - NEW: Smart Connect compatible - Receive text, email, phone call and message app notifications when paired to smartphone - Sync rides via Bluetooth Smart to the Lezyne Ally phone app - Instant download of ride files (.fit) via plug-and-play flash drive technology (Windows/Mac) and upload directly to GPS Root website for ride analysis - Auto-sync to Strava, TrainingPeaks and Today's Plan - Pairs with Bluetooth Smart enabled heart rate monitors, cadence/speed sensors and power meters - Turn-by-turn navigation - Off-line rerouting - Follow starred Strava segments and routes - Follow structured workouts from Today's Plan and TrainingPeaks Display Data - Turn-by-turn navigation - Live Tracking icon - Strava Live Segments - Structured Workout - Heart Rate: Current, Average, Max. - Cadence: Current, Average - Power (6 data display options) - Training Specific Fields: TSS, NP, IF - Speed: Current, Average, Max. - Distance: Current, Trip Total, Trip 2, Odometer - Time: Ride Time, Clock - Date - Laps and lap averages - Elevation: Ascent, Descent, Current - Calories - Temperature - GPS signal strength - Battery life indicator for device and paired devices - Connected devices icons - Bread crumb trail page
Saris ANT+ USB Adapter for PC
$39.99
Connect your PC to CycleOps VirtualTraining.
Garmin Bike Speed Sensor 2
$39.99
Monitor your speed as you ride with this easy-to-install wireless sensor. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes. The speed sensor 2 attaches to the hub of either wheel. You can set up wheel size in our Garmin Connect online community or self-calibrate with an Edge cycling computer or compatible Garmin device. Once set up, you’ll get accurate speed and distance at all times — even without a head unit. ANT+ connectivity and BLUETOOTH Low Energy technology let you sync to Garmin Connect and other training apps, compatible devices and fitness equipment for better data when you ride indoors and outdoors.
CycleOps ANT+ Mini USB Stick
$38.99
Connect your desktop to CycleOps VirtualTraining.
Profile Design UCM Universal Computer Mount 25mm
$10.99
Profile Design's UCM Universal Computer Mount provides a convenient 25mm long place to mount your computer on your aero bars. It installs without tools, stays put and can be positioned as needed for easily viewing and controlling your computer.
Quad Lock Out Front Bike Mount
$39.95
Position your smartphone at the perfect point for easy viewing and aerodynamics while riding with the help of the Quad Lock Out Front Mount. Featuring a strong dual-stage lock you can ride with confidence over bumps and jumps knowing that your phone isn't going anywhere your bike isn't. - Handlebar mount only, no phone case included - Compatible with handlebars 31.8mm, 25.4mm, and 22.2mm diameter - Can also be rotated for over stem mounting - Anodized aluminum mounting arm - Compatible with all Quad Lock cases and universal adapters
Delta Hefty Holder Plus
$39.99
Instant bike dashboard Securely hold any phone with any case. Easily mounts on stem (cap or neck) or handlebar to access maps and apps while riding. Features - Secure: Weatherproof bungee and patented cam lock - Compatibility: Works with all phones and cases (including OtterBox and LifeProof cases). Sliding system allows for instant in/out on the go - Construction: Precision molded thermoplastic - Quick Assembly: Handlebar and stem mounts included. Secures to handlebar diameters up to 1 3/8-inch/35 mm - Versatile: Includes additional ElastoMount to connect to any bar and for quick on/off - Weight: 0.24 lbs / 110 grams
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