Planet Bike's amazing Protegé 9.0 is perfect for riders who want maximum information with minimal fuss. It boasts the important functions you expect like average speed, a speed comparator, a dual odometer so you can use it on 2 bikes, and it displays temperature, too. You can see any 5 of these on its easy-to-read 4-line display. The 9.0 installs easily on your handlebars.

Between its large screen and easy wireless setup, CatEye's Padrone is great for those who want a simple, squint-free riding computer. It's packed with essential features like speed, distance, and time, plus the auto start/stop means you'll always have an accurate ride time and distance for tracking your progress.

Planet Bike's Protegé 5.0 is a great, no-nonsense computer. You want to know how fast you’re going, or how far you've ridden, or the time? It’s right there in big, bold numbers. In fact, this clever computer displays 4 readings at once so you have the data you need at a glance. The 5.0 mounts easily on your handlebars.

Topeak's RideCase and mount lets you use your iPhone 6 or 6 Plus as a cycling computer, as a GPS navigating device, to listen to music, and so much more while you're cruising the open road. The RideCase has a separate protective composite fiber panel which integrates with the high-grade engineering plastic exoskeleton to securely hold your iPhone while on the go. An integrated flipstand allows comfortable viewing in landscape or portrait orientation when you're off the bike. Its unique and full angle adjustable mount allows viewing in landscape or portrait orientation and lets you mount or remove the RideCase in seconds.

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.

Go the extra mile. Edge 25 captures essential ride stats, including time, distance, speed, total ascent and location. When paired with a heart rate strap (sold separately), it records your heart rate and heart rate zone so you’ll know when you hit your target (also providing more accurate information on calories burned during your ride). Edge 25 offers all the necessary stats to take your ride to the next level. Small in size, yet packed with features such as smart notifications when paired with a smartphone. Choose from courses ridden by others or create your own on Garmin Connect, Garmin's free online community. Once you choose a course, upload it directly to Edge 25 and follow it to your destination. You can even compete against yourself to make it more interesting. Via Bluetooth with your smartphone or a simple connection to a computer, you can upload your activities to Garmin Connect and see the path you traveled on a map, analyze it, share it and view details. Bluetooth also allows Live Tracking, so friends and family can follow your ride in real time. Invite followers using email or social media, which lets them view your live data on Garmin Connect. Compete against other cyclists on Garmin Connect segments and see your results post-ride on the leaderboard. Includes on-device alerts for segment start/finish points. Edge 25 lets you know how fast/far you’re riding. ANT+ sensors (sold separately), let you track cadence, as well as indoor speed and distance. Edge 25 uses GPS/GLONASS satellites to track how far/fast and where you ride, even under dense tree cover. Unlike a phone, you can use Edge 25 for up to 8 hours without worrying about data or battery drainage. - Tracks time, distance and speed, and heart rate ((heart rate transmitter sold separately) - Plan, download and follow new rides - Save, plan and share your activities at Garmin Connect - Water-resistant, durable device - Connected features, for instant data upload and LiveTrack

Planet Bike's super Protegé 9.0 is perfect for riders who want maximum information with minimal fuss. It's wireless for an ultra-clean look and easy installation on your handlebars. And, its large easy-to-read display shows the 5 functions you choose in 4 lines. It also provides the important functions you expect like average speed, a speed comparator, a dual odometer so you can use it on 2 bikes, and it reads the temperature, too.

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.

PowerTap's Bluetooth Smart Dual Speed/Cadence Sensor gives you the ability to monitor your speed and cadence with your favorite Bluetooth-compatible device. It's sleek and easy to mount on your frame.

The CycleOps ANT+ Speed or Cadence Sensor accurately tracks your speed and cadence and is used along with a power meter or with an ANT+-compatible cycling computer (power meters and ANT+ computers sold separately). This unit easily attaches on the frame next to your left crankarm and rear wheel to monitor and display your cadence or speed on your cycling computer of choice.

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.

Bontrager's Adjustable Computer Mount lets you choose the computer position that works best for your ride posture. Dial into the perfect angle of visibility—right, left, or directly on top of the stem. - Provides infinite angle adjustment allowing for your preferred computer placement - Compatible with 31.8mm handlebars

How fast, how far, and how long? Bontrager's wireless Trip 300 displays all of the essential info in large, easy-to-read text. You can mount it on your stem or your bars with the universal mount and the wireless setup keeps your cockpit tidy. •ANT+ enabled, 2.4 GHz digital signal •Current, average and maximum speed •Trip distance and programmable odometer •Current, average and maximum heart rate •Current, average and maximum cadence •Clock (12/24-hour) and total ride time with pacer •Includes computer mount

Easy to set up and easy to use, Serfas' 1.1 Wired Computer provides the riding functions you need and features a crystal clear display. • 9 functions • Handlebar and stem mountable • Multi-language compatible • Auto start/stop

Sigma's universal computer mount features a wired speed sensor, so you can use your Sigma cyclo-computer on a second bike. This kit comes with O-rings and a spoke magnet.

Bontrager's Standard ANT+ Digital Speed Sensor conveniently zip ties to any bike fork for the ultimate in convenience. It wirelessly transmits speed data to a variety of ANT+ enabled receiving devices including Bontrager Node computers (sold separately).

Conveniently charge your HERO4 camera batteries with the Dual Battery Charger, the only GoPro charger that allows you to charge two HERO4 batteries simultaneously. Featuring USB compatibility, you can power it with most standard USB power adapters, the GoPro Wall or Auto Charger, or a computer. Dual LED indicator lights display the charging status, so you know when your batteries are ready for action. Includes a spare 1160mAh lithium-ion rechargeable battery for your HERO4 camera. • Conveniently charges two HERO4 camera batteries simultaneously • Can be powered with most standard USB power adapters, the GoPro Auto or Wall Charger, or a computer • Dual LED lights display charging status of both batteries • Includes a spare 1160mAh lithium-ion rechargeable battery for your HERO4 camera

Never fumble for your phone on a ride again. The iPhone mount for the Blendr system keeps your iPhone 5 safely within sight in a variety of viewing positions. • Mounts to handlebar with Trip bracket, or to Blendr stem with compatible mount • Rear mounting boss on case allows landscape and portrait orientation • Replaceable rubber top strap keeps lid securely locked • Easily access all iPhone controls, including camera • Includes Trip computer handlebar bracket • Compatible with iPhone 5 and 5s only (each sold separately)

Mount your GoPro to your dog to capture the world from his point of view. This harness features two mounting locations for a variety of perspectives: the chest, for bone-chewing, digging and front-paw action, and the back, for over-the-head shots of running, jumping, fetch and more. Made of washable, water-friendly material, your dog can swim, play and get dirty without a worry. Soft, padded construction keeps your pet comfortable. Fully adjustable to fit small, medium and large breed dogs from 15 to 120 lbs (7 to 54 kg).

Smart technology meets CatEye's most popular display, the Padrone. Download the free CatEye Cycling app, stash your smartphone away safely in your jersey pocket or saddlebag and hit the road. Use Mirror Mode to get GPS-powered ride data, SMS (Text), call, and email alerts from your phone displayed on the Padrone Smart’s screen while your phone is kept safe from the elements in sleep mode, preserving the battery. When carrying a phone isn’t ideal, use Sensor Direct Mode to get speed, cadence, heart rate, and power data directly from Bluetooth Smart wireless sensors (sold separately). After use in either mode, seamlessly upload ride data to CatEyeAtlas, Strava, and TrainingPeaks. - Includes a FlexTight mounting bracket and 1 CR2032 battery. - Sensors sold separately

The PURE 1 ATS comes with an ATS speed transmitter. It looks great, is easy to read, and even easier to use. The extra large display shows the three most important cycling functions (speed, trip distance, trip time) at the same time. Press the button once to see total distance and total time. Bike functions: - Current speed -Distance - Total distance - Ride time - Total ride time Features: - Watertight in accordance with IPX8 - Data communication via TOPLINE 2016 docking station - Functions displayed with icons - Programmable based on tire selection - Tool-free mounting - Device Settings adjustable via DATA CENTER - ATS transmission - Automatic start/stop

Bontrager's Interchange ANT+ Speed Sensor is a speed sensor that wirelessly transmits your data to a variety of ANT+ enabled receiving devices including Bontrager Node computers (sold separately). It includes an aero wheel magnet and silicone mounting straps to fit most forks, making installation a snap.

The crankset is the heart of your bicycle and where you’ll find the SRAM RED Quarq power meter. The sole job of the crankset is to convert the effort from both legs to forward motion. It is the perfect place to measure power. This power meter works for every discipline: Road, triathlon, time trial, and cyclo-cross. The chainrings are replaceable should your bike, discipline, or ability change. - A direct force power meter that measures total power output from both legs with +/-1.5% accuracy - Works for every discipline: Road, triathlon, time trial, and cyclo-cross - No compromises on materials, shifting, wheels, or pedal choice - Proven by pro teams and athletes throughout the world – Cobbled Classics, Giro d’Italia, Tour de France, Vuelta a España, World Championships - Number 1 at the Ironman World Championship for the last three years - Uses a hidden bolt to mount the chainrings – compatible SRAM chainrings ensure the derailment pin lines up behind the crank arm - 10K – programmed with over 10,000 data points to eliminate temperature effects on power measurement - AxCad – A multi-axis accelerometer switches the power meter on and measures cadence, simplifying installation and operation - Breakthrough Materials – Exogram hollow carbon fiber crank arms – the lightest, strongest crank arms SRAM makes – minimize weight and maximize speed [ELSA RS, ELSA R and SRAM RED] - Easy to use (and reuse) – LED indicator and visible ANT+ ID - The replaceable CR2032 battery never leaves you without power - Manual and automatic zeroing make it truly set and forget - Built to Last – IPX7 waterproof rating, 2-year warranty, free firmware updates, and acclaimed international support - Moves with you from bike to bike - With Quarq's free Qalvin app – available for Windows, Mac, iOS and Android – you can set the zero offset, check battery voltage, run diagnostics, and perform firmware updates for free Arm Material: Carbon arms, Machined alloy spider Weight: 778 grams (GXP 172.5mm 53x39 BB not included) * Chainrings and BB sold separately

When Quarq set out to build their next-generation power meter, they wanted to build the best-performing power meter for every facet of cycling and triathlon, and for riders at every level. Like its Quarq brethren, the new DFour measures power in the heart of the bicycle — the crankset spider, scientifically proven to be the place for the most accurate measurement. With a new measurement circuit, revised strain gauge design, improved accuracy throughout the pedal stroke and software advances built into the Qalvin App, the DFour represents the state of the art in power meter technology. Every innovation in Quarq’s next-generation DZero platform is channeled into the DFour Power Meter Crankset. It embodies 10 years of Quarq technology advances with new features such as dual Bluetooth low energy and ANT+ wireless data transfer, the new Qalvin BLE app and compatibility with BB386EVO bottom brackets. - The DFour power meter is a bolt-on upgrade for Shimano’s 11-speed Dura-Ace 9000, Ultegra 6800 and 105 5800 drivetrains. - Must be paired with a compatible SRAM bottom bracket. - ELSA RS power meter owners can upgrade using the DFour Power Meter Spider. - Free firmware upgrades with the Qalvin app. - Compatible with BB30 bottom bracket. - BB30 versions ship with the spacers and wave washer required for BB386EVO installation.

Now thinner and more stylish, the Urban Wireless is the evolution of CatEye's simplified wireless computer. In addition to the standard ride data you’ve come to rely on, the Urban Wireless now packs even more punch with a programmable odometer and menu screen. Installs easily on almost any bike, including 27.5 and 29ers. A large display and calorie consumption feature make it easy see the benefits to your health. - Includes speed sensor, spoke magnet, FlexTight handlebar mount, and two CR2032 batteries

SRAM's QuickView Computer mount delivers an uncomplicated computer mount that‘s easy to install, lightweight, and above all, vibration and slip-free. At only 20 grams, with a single torx T25 bolt, flexible mounting clasp, and a 1/4-twist mount, it installs quickly, simply and securely on any 31.8mm handlebar. SRAM's QuickView Computer Mount also features a center-offset design so the computer (sold separately) can be placed directly in front of the stem, or flip it to position the computer behind the bar for MTB or cyclocross use. It works great with computers that use a 1/4-turn twist lock interface.

Zipp delivers an uncomplicated computer mount for aerobar extensions that’s easy to install, lightweight, and vibration and slip free. The 22.3mm industry standard mount installs simply and securely on aero extensions. The Zipp QuickView TT Computer Mount is aerodynamically shaped for left-side installation, but also can be installed on the right bar extension. It comes with a single Torx T25 bolt, flexible mounting clamp, and a quarter-twist mount.

Whether your goal is to beat yesterday with a faster or longer ride or dial in your training for a race, Garmin's Edge 820 puts the features you crave at your fingertips. This compact, touchscreen GPS cycling computer offers advanced performance monitoring, bike-specific turn-by-turn navigation, the new GroupTrack feature and more. - Lightweight and compact with 2.3-inch high-resolution, capacitive touch display that works with gloves and when wet - GroupTrack feature keeps tabs on everyone in your riding pack - Advanced performance monitoring includes VO2 max, recovery advisor, Strava live segments, FTP, performance condition and advanced cycling dynamics - Built-in incident detection included; compatible with cycling awareness accessories such as Varia Vision, Varia smart bike lights and rearview radar - Bike-specific navigation preloaded with Garmin Cycle Map for turn-by-turn navigation

Whether your goal is to beat yesterday with a faster or longer ride or dial in your training for a race, Garmin's Edge 820 puts the features you crave at your fingertips. This compact, touchscreen GPS cycling computer offers advanced performance monitoring, bike-specific turn-by-turn navigation, the new GroupTrack feature and more. - Lightweight and compact with 2.3-inch high-resolution, capacitive touch display that works with gloves and when wet - GroupTrack feature keeps tabs on everyone in your riding pack - Advanced performance monitoring includes VO2 max, recovery advisor, Strava live segments, FTP, performance condition and advanced cycling dynamics - Built-in incident detection included; compatible with cycling awareness accessories such as Varia Vision, Varia smart bike lights and rearview radar - Bike-specific navigation preloaded with Garmin Cycle Map for turn-by-turn navigation

- Use to keep Blips in place on handlebars - Fits 31.8mm round portion of drop bar - Clamp mounts directly to bar outside of tape zone - Ideal for use with thumbs or index fingers while hands are on the tops - Right and left specific, just like Blips - Weight: 12 grams (for pair) - Material: Polypropylene - Compatibility: 11-speed - Recommended Group: SRAM RED eTap