1、This stem extension mount is made of qualified aluminum alloy and plastic, solid and durable to use 2、Widened plate design increases the supporting area to give better support for bike computer 3、It is a extension mount holder for Garmin bike computer. Easy to install, suitable for most bicycle's stems 4、Comes with a clip mount which is designed for holding sports camera, suitable for Xiaoyi 5、Great accessory for cycling enthusiasts Features: This stem extension mount is made of qualified aluminum alloy and plastic, solid and durable to use. Widened plate design increases the supporting area to give better support for bike computer. It is a extension mount holder for Garmin bike computer. Easy to install, suitable for most bicycle's stems. Comes with a clip mount which is designed for holding sports camera, suitable for Xiaoyi. Great accessory for cycling enthusiasts. Specifications: Condition: 100% Brand New and High Quality Material: Aluminum Alloy + Plastic Suitable for Garmin 1000, 820, 810, 800, 520, 510, 500, 200 Size: Approx. 7.5 x 5 x 2cm / 2.95 x 1.97 x 0.79inch Weight: Approx. 67-68g Packing List: 1 x Bike Extension Bracket 1 x Rubber Band 1 x Clip 1 x Screw 2 x Gaskets 2 x Long Screws 2 x Tubes Other items in the picture are not included. Note:This product is a widened version.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia