- Di2 internal battery, fits all e-Tube Di2 groups - Capacity: 500 mAH (± 2000km) - Use with EW-WU101 or SC-MT800 interfaces/junction to gain BlueTooth Smart wireless connectivity for on-the-fly adjustments with smartphones and tablets - Requires SM-BCR2 charger

From the downhill mountain biker to the farsighted cyclists, the Padrone is ideal for anyone who wants to enjoy a squint-free ride and a fast, simple set-up. - Analog wireless - Large display and sleek design - Auto start/stop - Menu screen to change setting - ClickTec button interface - Programmable odometer - Battery indicator - FlexTight universal bracket

Sigma's BC 8.12 is a stellar choice for a wireless bike computer. It boasts eight great features, an easy, one-button operation, and the simplicity of a wireless setup. Plus, the quick, tool-free installation will have you logging miles in no time at all.

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

Best In Class You're never more than an arm's reach from your smartphone, and Delta's bicycle phone mount provides convenient and visible placement for your phone. With your phone securely mounted to your stem OR handlebar, with multiple options available, you can use navigation apps to reach your destination and always stay connected to loved ones with proprietary access to Face ID and Touch ID for new generation devices. Features Secure Display - Built-in locking mechanism ensures your mobile phone is securely held and mounted to your bicycle yet is adjustable for convenient display while riding. Multiple Mounting Options - Included handlebar and stem cap mounts allow you to position your phone in your desired location, suitable for every bike. Includes additional ElastoMount to connect to any bar and for quick on/off. Secures to handlebar diameters up to 1 3/8"/35 mm Accessible - Stretch fit design provides easy in & out access to your device—spend more time riding and less time fumbling during an important call or when a change of route is needed. Trusted Quality - Integrated silicone bumpers protect your mobile device from scratches and reduce vibration while riding. Don't let rough patches or bumps deter you from your adventurous ride. Weight - 0.24 lbs / 110 grams

- Dual-band Bluetooth and ANT+, magnetless sensor with integrated accelerometer - Quick pairing with CatEye Cycling app (Bluetooth) - Waterproof IPX7 (based on JIS C0920) - Works with Padrone Digital, Padrone Smart+, Padrone Smart*, and Strada Smart* *For Padrone Smart and Strada Smart, works in Mirror Mode only

Instant bike dashboard With a sleek, low profile, Delta's X-Mount Pro universally adapts to all phones. Updated models include mounting suited for your Garmin and Wahoo systems, when your smartphone just isn't enough. An all-in-one solution with a single mount, each of your screens stay visible and secure, so navigation and your favorite apps are always within reach. Features Secure - Composite construction securely holds your phone Compatibility - Silicone stretch web material secures any phone with any case Universal - Updated models include mounting suited for your Garmin and Wahoo systems. An all-in-one solution within a single mount, each of your screens stay visible and secure. Construction - Aluminum with silicone stretch web. Aesthetic design offers riders a low-profile mount Quick Assembly - Mount drops under stem cap Weight - 0.11 lbs / 50 grams

Mount virtually any smartphone to the Thule Handlebar Mount for easy access to GPS data and other apps. - Conforming side grips securely keep device in place while allowing full access to ports and controls - Rotates 360° for portrait or landscape viewing - Rubberized platform prevents slipping - Compatible with virtually any smartphone, with or without case, up to 90mm/3.5 in. wide.

CR2032 Lithium 3V battery for SIGMA computers, heart rate monitors, transmitters, and Micro Lights. Compatible with: - PC3 - PC4 - PC9 - PC15 - Shape watch - FIT watch - Onyx series HRM's - PC 25.10 - PC 3.11 - PC 10.11 - PC 15.11 - PC 22.13 - RC 1209 - RC 14.11 - RC Move - Micro Lights Not Compatible with: - ROX computers - BC 1909 - BC 2209 - BC 23.16

Giant's Axact 6 is a simple way to get the most out of your rides. It tracks six essential functions, including distance and speed on a large, easy-to-read display. The wired sensor and handlebar mount attach easily to your bike, and a simple low battery indicator lets you know when its time to open the easy coin-release cap to change it.

Instant bike dashboard Enhance your riding experience while delta keeps your mobile phone safe. Whether cycling is a new hobby or you're an avid competitor, riding a mountain bike or a classic two-wheeler, this phone holder will provide full-screen visibility and hands-free access to ensure maximum safety for you AND your smartphone, while on the road! Features Mobile Phone Compatibility - Bicycle mobile phone mount compatible with phones up to 2.9 inch wide, .625 inch depth, 6 inch length (up to iPhone X and Samsung Galaxy 9 non plus + versions). Secure Mobile Phone Mounting - Weatherproof bungee and rubber inserts keep phone secure while delta’s patented cam lock provides added security for your mobile phone on rough terrain. Easily Accessible - Sliding system allows for easy in/out while on the go, stop for an important call, adjust navigation, and never worry about missing the perfect photo opportunity while riding. Multiple Mounting Options - Included handlebar and stem cap mounts allow you to position your mobile phone in your desired location. Securely mounts to handlebar diameters up to 1 3/8" / 35 mm. Quality Construction - Designed for road cycling, your mobile phone is fully enclosed and securely mounted in place with a built-in locking mechanism. Precision-engineered design grips your device, providing ease-of-mind on the roughest terrain. Weight - 0.14 lbs / 65 grams

Gain more room or find the perfect position for lights, computers, music players, GPS, or whatever, with the Topeak BarXtender. Attaches securely to the handlebars or stem and adjusts for optimum position. - Clamp: Fits 22-38 mm tubes (shims included) - Crossbar: Device mount bar 25.4 mm - Material: Engineering Grade Plastic and Steel - Mount: Handlebar, Handlebar Stem - Size (L x W x H): 18 x 3 x 3 cm, 7.1” x 1.2” x 1.2” (folded) - Size (L x W x H): 13 x 10 x 3 cm, 5.1” x 3.9” x 1.2” (open) - Weight: 116 g / 4.08 oz

Keep your handlebar organized and your devices secure with the SGS-400-STD (22.2/25.4/28.6mm) from Minoura. - Holds up to 2 accessories (light, computer, mp3, bottle cage holder, etc.) - Lightweight and rustproof alloy construction - New LW-Clamp reduces weight 25 grams compared to previous models - Aluminum bar is position adjustable and uses Hex Bolt to install and remove - 22mm-29mm diameter

Garmin's Bicycle Mount Kit lets you attach any compatible Garmin to your bike's handlebars, so the data stays out in front where you can see it.

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.

Keep your computer where you can read it with Delta's stem bolt-mounted Computer Caddy. It provides a mounting point for awkward or crowded bars. - Mounts securely using the stem bolt - Adds a space to mount up to two devices - Weight limit of 125g (0.28 pounds) per side

Wireless mounting bracket for 2012, 2009 STS & 2006 DTS model computers. Handlebar or stem mount. Compatible models: BC 1106 DTS BC 1606L DTS BC1706HR DTS BC 2006 MHR DTS BC 1009 STS BC 1609 STS BC 8.12 ATS BC 12.12 STS BC 14.12 STS BC 16.12 STS Baseline 1200 plus

Get the most out of your ride with the addition of speed and cadence. Whether you are a weekend warrior or data junkie we’ve got you covered. Features - Sensor magnet kit for RideSense speed and cadence sensors Kit includes: - RideSense speed magnet - RideSense cadence magnet

CR2450 battery for use in SIGMA computers. Compatible models: - BC 1909 - BC 2209 - BC 2209 Targa - ROX 8.0/8.1 - ROX 9.0/9.1 - ROX 5 - ROX 6 - BC 23.16 STS