Type A: 1pc Bike Computer Mount Insert Kit Stopwatch Mount Bracket For Garmin/Wahoo/Bryton Features: 1. new and high quality 2. High quality material, durable and practical to use 3. A variety of specifications, wide compatibility, and a full sense of buckle 4. Be applicable: G is for Garmin B is for Bryton W is for WAHOO Specifications: Material: ABS plastic Color: Black Package Contents: 1pc Stopwatch Conversion Seat with 2pcs M3 Screw Type B: 1pc Plastic Bicycle Computer Bracket Fixed Base Male Seat Repair Parts for GARMIN Specifications: Material: Plastic Color: Alack (as shown in the picture) Weight: About 5g Model: for GARMIN Package Contents: 1pc x Base Type C: 1pc Bicycle Computer Bracket Mount Fixed Base Female Seat Repair Parts For GARMIN Bryton Specifications: Material: Plastic Color: Black / Blue (as shown in the picture) Weight: about 5g Model: for GARMIN Bryton Wahoo Package Contents: 1pc x Base Type D: 1pc Bicycle Stem Extension Mount Holder Bracket Adapter Base For GARMIN Bryton Catey Features: 1. Easy to mount onto the bike computer extension mount(Not included). 2. Enabling your bike mount to install different s of bicycle computer. Enriching your installation choice. 3. A indispensable accessory in mounting your bike computer onto bike. 4. Note: GIANT only Be applicable NEOS TRACK/NEOS ENDLESS,Old code table is not applicable. Specifications: Model: ST-C10 Material: Nylon Color: As pictures show Package Contents: 1pc x Fixed Dial Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data