DZero is Quarq's next-generation power meter platform for those who live to be challenged, pushed, and tested in the toughest scenarios imaginable. Now Quarq has introduced a DZero spider designed to replace the factory spider on Specialized's S-Works carbon crankset. Quarq DZero for Specialized embodies 10 years of Quarq advances in power meter technology, plus new features such as dual Bluetooth low energy and ANT+ wireless data transfer, revised circuitry, a new strain gauge design and the Qalvin BLE app. You also get AxCad accelerometer cadence, the easy-to-replace CR2032 battery, an IPX7 waterproof rating and a 2-year warranty. Features & Benefits: - Bluetooth low energy technology and ANT+ wireless data transfer - AxCad – no cadence magnet required - 10K Temperature Compensation - Battery – CR2032, 200-hour battery life, change without tools - Power Balance - OmniCal – swap chainrings without affecting accuracy - 2-year warranty - IPX7 waterproof rating - Accuracy – within 1.5%, measuring both legs - Free firmware upgrades with the Qalvin app Essential Details: - Traditional 5-arm spider compatible with Specialized S-Works Carbon Road Crank Arms from 2013-Current. - Available in 130 BCD and 110 BCD. - Replaces the standard spider. - A Specialized lockring tool is required for installation.

Be it the fireworks of a finale, an ideal rhythm, climbing on the top, or a deep, dark place extracting the last kilojoule of effort on your bike split, you want to adjust your gear with the twitch of a finger. eTap Blip satellite shifters allow you to shift when you want, where you want. - Limitless remote shifting positions for drop and aero bars - Wired shift buttons can be positioned however the rider prefers - Connect to Blip Box or drop bar eTap levers - Compatible with SRAM RED eTap shift/brake controls

Low Road position places the computer in front of the bar and nearly flush with the top of the bar, making for an easy to read display whether you are on the hoods or in the drops. - Sub-20 gram computer mount - Compatible with computers with 1/4 turn twist lock interface and 31.8mm bar surface - Single Torx T25 fixing bolt

Power every ride. We've taken the reliability, elegance, and features of Quarq's legendary crank-based power meter and dropped the barrier to entry once again. This new power meter platform is entirely contained within the DUB spindle for clean integration that fits more bikes than ever. - An elegant,integrated design - DUB-PWR spindle-based unit measures left-side power to calculate total watts - Proven Quarq reliability and accuracy - Long battery life (400+ hours) to power a season of rides - User-replaceable lithium AAA battery - DUB bottom bracket adds durability and simplicity - Waterproof (IPX7 waterproof to 1 meter for 30 minutes) - Lightweight (less than 40g heavier than standard crankset) - Wide chainline crankset for bikes with up to 700x45c or 27.5x2.1" tire widths (43/30T chainrings only) - BB not included

K-EDGE’s legendary CNC machined aluminum quality and strength for the price conscious cyclist. Pro positioning of your computer, out-front and flush with the top of the handlebar. - CNC Machined 6061-T6 Aluminum Platform, Injection Molded Copolymer Interface - Compatible: Garmin EDGE 820, 520, 510, 500, 25 and 20. - Replaceable Garmin Insert with K-EDGE “Definitive Click” locking system - Fits 31.8MM Handlebars - NOT combo compatible - Weight: 48g - Anodized Color- Black

The Bosch Purion is a minimalist on-board computer designed for anyone who wishes to focus on the most important information and prefers an uncluttered handlebar. The Purion displays the essentials and lets riders get all important information with a click of the thumb, while keeping hands on the handlebars. Five different riding modes provide just the right amount of assistance in every situation. - Manages four levels of assist from Eco to Turbo, with an eMTB mode specially designed for the Performance Line CX Drive system - Features include charging status, speed, riding mode, range, trip distance and total distance

Each GPS unit comes with a Standard GPS Mount. Included are two sets of o-rings (two diameters), plus a backup o-ring in each size, a rubber shim and an X-Lock composite mounting bracket. The rubber shim supports the X-Lock mount which is engineered to attach at any 9° angle and still allow the computer to be mounted forward. The two super durable o-rings secure it to the bar, and the patent-pending X-Lock design will prevent the computer from being knocked out. The X-Lock securely fastens the GPS computer to the mount by pressing down at a 45° angle and rotating it forward until it "locks" into place.

- 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

The BC 14.16 STS comes with an STS speed transmitter. It's the perfect computer for attacking the hills. Enhanced altitude measuring functions include an altitude profile graph and current gradient. Using NFC technology and the free SIGMA LINK app, the BC 14.16 STS can communicate with Android smartphones to program and download ride data. Bike function: - Speed - Average speed - Comparison of current/avg. speed - Maximum speed - Trip distance - Total distance (Bike 1 & Bike 2) - Ride time - Total ride time (Bike 1 & Bike 2) - Trip Section Timer - Clock (12/24h) - Current temperature Altitude functions: - Current altitude - Current gradient - Trip altitude gain - Maximum trip altitude - Total altitude (Bike 1 & Bike 2) - Altitude graph Cadence (w/optional cadence transmitter): - Current cadence - Average cadence Features: - NFC communication w/Android smartphone via SIGMA LINK app - Full text display with 7 available languages - Predefined tire sizes - 2 adjustable wheel sizes - Ride time 100 h - Automatic start/stop w/motion sensor - Back function via memory chip - Battery status display - Home altitude - Workout statistics for 12 months - Automatic bike recognition - Automatic pairing - Backlight - Watertight in accordance wit IPX8 - Tool-free mounting

CatEye's Velo 9 features a large easy-to-read display and one large button for changing modes, making this sleek, wired computer easy to use. On top of all the standard functions the Velo 9 also has a calorie counter to help you track your energy expenditure and a carbon offset calculator to monitor your good will towards the environment. You'll also love CatEye's tool-free Flex-Tight mount for easy installation and removal.

- CNC machined AL6061 alloy Garmin/GoPro stem mount - Mounts to a stem's faceplate by means of two included M5 x 18mm stem bolts - Compatible with Garmin Edge 200, 500, 510, 520, 800, 810, 910, 920, and 1000 - Accepts GoPro mounting style compatible accessories

The Vibe Aero Race Mount is designed for the PRO Vibe Aero handlebar/stem combination. Made of high-quality CNC machined 6061-T6 Aluminum, it fits all Pro handlebar/stem combinations. - Compatibility (Regular): GARMIN 820, 520, 25, 20 - Compatibility (XL): GARMIN 1030, 1000, 820, 520, 25, 20 - Lifetime Guarantee - Weight: 30g

The Miniac Double Wireless cycling computer measures important points of data for riders who want to monitor both their speed and cadence simultaneously. 14-functions give rich information on rides and a strong digital signal ensures interference-free data-flow. - Digital wireless performance that ensures strong data transfer to the head unit - Functions: Current Speed, Speed Comparison, Average Speed, Maximum Speed, Trip Time, Trip Distance, Average Cadence, Trip Cadence, Odometer, Clock, Temperature, Calorie Count - Two-button operation - Large, easy to read, display with backlight - IPX4 water resistant

Developed for easy use and setup, the Macro Easy GPS is perfect for any rider that just wants to record a ride and have the option to view his or her stats afterwards. No complicated setup, no messing with phone apps and no excessive data fields that are only used by serious athletes. This is simply for the cyclist that wants to ride and see basic ride data. Its one-time, on-device setup procedure will have you on the road and enjoying your ride in no time rather than flipping through an extensive user manual. The Macro Easy GPS has full GPS recording capabilities, with the option of connecting to Bluetooth compatible heart rate sensors and/or speed/cadence sensors. A page with a breadcrumb trail ensures the user will never get lost, and its impressive 28-hour battery run-time means minimal charging and plenty of riding. Using the supplied Micro-USB cable, upload rides to our GPS Root website for analysis and to share across popular social media platforms, optionally, of course. The Macro Easy GPS is everything need, and nothing you don't. Features - Durable, composite construction - Optimized GPS satellite recording - Bluetooth Smart connectivity - 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 - Extremely weather resistant - Includes X-Lock Standard Mount Specs - Weight: 63g - Runtime: 28 hours - Memory: 100 hours max - Dimensions: Computer 42.9mm (W) x 67.8mm (L) x 27.5mm (H) - Screen: 31.7mm (W) x 40.1mm (L) Connectivity - 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 - Pairs with Bluetooth Smart enabled heart rate monitors and cadence/speed sensors Display Data - Heart Rate: Current, Average, Max. - Cadence: Current, Average - Speed: Current, Average, Max. - Distance: Current, Trip Total, Trip 2, Odometer - Time: Ride Time, Clock - Date - Laps and lap averages - Elevation - Calories - Temperature - GPS signal strength - Battery life indicator for device and paired devices - Connected devices icons - Bread crumb trail page

- Compatible with Super Record, Record, and Athena EPS systems - Required for use with the charger and works with V2 systems - USA/North America plug - adapters required for other countries

Sigma's BC 1609 STS Cadence is a powerful wireless information collector in a diminutive package. Its customizable display provides a clear view of essential information during your ride, and since it is wireless with wireless cadence, it keeps a clean looking bike. After you get home, the 1609 can be plugged in to your computer with the docking station (sold separately) to automatically analyze your ride data, helping you track your training. Also, the 1609 has a backup storage chip which remembers your data even if your battery dies!

The CatEye Enduro features a large, easy to read screen combined with a heavy-duty wiring kit for extra durability. - Heavy-duty wired computer - Auto start/stop - Pace arrow - Simple tire size - Programmable odometer - Zip tie mount compatible with FlexTight universal bracket

The K-EDGE co-polymer insert for Garmin 1/4 Turn style computers is a replaceable item. While it is extremely strong, we designed this insert to fail on a significant impact before the tabs on the back of the Garmin break. - Qty 1 – K-EDGE Co-polymer Insert for Garmin 1/4 Computer (Part No. K13-503) - Qty 2 – M3 x 0.5mm x 6mm with Pre-Applied Nylon 180,18-8 S.S. Screws

This handlebar bracket has been developed so you can attach a tablet to your handlebars. The design provides a safe distance so that no sweat falls on the screen while you are training. - Suitable for handlebars with a diameter ranging from 26mm to 35mm - Adjustable to different tablet sizes: length 182-267mm, width 112-197mm, max. thickness 13mm

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.

The SmartphoneHub transforms your bike into a fully networked eBike. The smartphone and COBI.Bike app turn the SmartphoneHub into an intelligent control center that can be used for navigation, recording activities, and connection to other. The eBike can also be ridden without a smartphone due to the integrated display in the SmartphoneHub, showing the most important riding data. - The SmartphoneHub and the COBI.Bike app connect the eBike to the digital world and allow for navigation, music streaming, fitness tracking, and integration of other services and apps such as Strava - A 1.52-inch display allowing for use without a smartphone - The COBI.Bike app gives eBikers a permanent overview of the most important training data. such as performance, cadence and calorie consumption - The COBI.Bike app allows access to music and audiobook streaming services, such as Spotify or Audible, which can be operated by remote control - The SmartphoneHub charges phones using the eBike battery - Walk assistance function helps you push your eBike at speeds of up to 6 mph

Aerodynamic dual-bottle BTA hydration system that features a dynamic, multi-position computer mount to accommodate your changing needs. Raise the computer mount up to tuck in a refill bottle for race day, or lower it down for a standard bottle while maintaining the optimal view for training days. - Telescoping Garmin mount features on-the-go tilt adjust to avoid glare. - Zero-leak design with a sealed viewing window to easily monitor liquid levels, and a leak-free Dolphin Breather Valve that lets air in but doesn't let water out. - Capacity: 26oz (768 mL) - Material: Plate: 6061-T6 Aluminum - Cage: Nylon Composite Vee Cage - Computer Mount: Nylon Composite - Bottle: Lead free, BPA-Free and HDPE food safe certified bottle - Brackets: Nylon composite with Velcro straps coated with no-slip extension grip - Adjustment Width: 75-150mm - Weight: 9.3oz (265g)

The Muc-Off Secure Tag Holder offers a secure way to install a tracker to your bicycle frame using the bottle cage mounting holes, so you can track down your bike in the event of theft and can locate it. Bike thieves can get lost, then found again! Protect your pride and joy with the Muc-Off Tag Holder. Designed to track your bike down in the event of theft from a long-range. At closer range activate the built-in AirTag speaker to help you better locate the tracker and your bike. HIGHLIGHTS: - Compatible with Apple AirTags (purchased separately) - Fits securely under your bottle cage - Supplied with 2x T25 security 25mm bolts and 1x security key - Non-rattle design to hold tracker securely in place - Tracking device not included with mount! What's Included: - Secure Tag Holder made from precision machined 6061 Aluminium - 2x T25 security 25mm bolts - 1x security key Not Included (Sold Separately) - Apple AirTag

Become more efficient than ever with CatEye's Strada Digital Double Wireless. Wireless communication between the computer and speed/cadence sensor keeps your efforts dialed, your rhythm flowing smoothly, and your bike looking simple and clean. Other key features include auto start/stop so you get accurate ride time, plus a backlight for easy viewing during low-light rides. The Strada is a perfect tool for both racing and training and can easily be switched between bikes.

- The first and only out front mount for Cateye cycling computers - Intended for everyone: Recreationalists, Enthusiasts and professionals - Compatible with all wireless Cateye cycling computers -- 31.8mm diameter handlebar clamp

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.

Wireless, weather-proof, and easy to read, the sleekly designed Quick cyclocomputer with integrated Out-Front bracket measures your speed and distance to give you the edge on your daily commute and beyond. Winner of Good Design Award 2018 and iF Design Award 2019. Functions - Current / average / maximum speed - Trip distance - Total distance - Moving time - Clock Features - Analog wireless - Easy-to-read inverted LCD - Auto start / stop - Menu screen to change setting - Programmable odometer - Battery indicator - Sleek design with integrated Out-Front bracket (head unit is removable from the bracket)

Smooth and Silent Riding with INTELLIGENT POWER : Discover high-level E-bike performance. Shimano STEPS lifts E-bike enjoyment to the next level by optimally balancing range, lightweight performance, and low noise—with battery power to spare. SENSOR TECHNOLOGY : Shimano STEPS incorporates sensors that pick up information about torque, speed, cadence, and crank position so that the system can provide smooth and optimally matched pedaling force. - Displayed parameters: assist mode, battery charge level gear position, estimated range, range overview - Intuitive display layout

CatEye's Bluetooth Speed/Cadence Sensor transmits your speed and cadence through your Bluetooth-compatible Smartphone to your handlebar-mounted CatEye Strada Smart cyclo-computer (sold separately). Download the CatEye Cycling app for iPhone/Android and you’ll get all your ride data and save your phone battery. Attack each ride and celebrate your successes on the bike!

Free up bar space and secure your GoPro and many other stem-mounted accessories with our Ritchey Universal Stem Mount. Our unique mount means clutter- and hassle-free mounting of your favorite devices where they're easily viewed and operated. - Compatible with Ritchey C220 and 4-Axis 44 stem faceplates - Forged and machined alloy - Includes extended-length hardware