Worth buying! This stand attaches to the bar, and places in front of your stem plate. Thus, of the ride data is easier to visualize and we dare to say, the mounting makes the configuration look really pro Features: This mounting stem extension is made of qualified aluminum alloy, solid, stable and permanent to use. User-friendly direct wide slot design, suitable for different mounting specifications. Easy to install, suitable for any bicycle stem. This is a support extension mount for Garmin computer and sports camera and other accessories. Great accessory for cycling enthusiasts. Specifications: Material: Aluminum alloy Color: Black, Red (optional) Suitable for Garmin for Bryton for Cateye Size: Approx. 86 x 45 x 33 x 36mm / 3.3 x 1.7 x 1.3 x 1.4inch Weight: Approx. 80g Package Included: 1 x Bike Extension Bracket 1 x Mounting Base for Bryton 1 x Mounting Base for Cateye 2 x Screws 2 x 2 x Gaskets Screw Fixing Rings