25 PCS Motorcycle TR416 Metal Stem Valve for 453 and 625 Valve Hole Filter-Convex Mirror & Accessories and the gray part is

and the gray part is the password setting button

stable and not easy to fall

24) Support HDD remain time hint

one waterproof cover

25 PCS Motorcycle TR416 Metal Stem Valve for 453 and 625 Valve Hole Filter-Convex Mirror & Accessories and the gray part is1. High Quality Brass, Chrome Finish and Natural Rubber, Long Service Life. 2. Fits 453 inch and 625 inch Valve Holes, 1 1 2 inch Effective Length, Complete Size: 1. 7 inch L x 0. 75 inch W 3. Prevent air leak to ensure safety 4. 25 Pieces TR 416 Metal Clamp in Valve Stem, Rated for 130 PSI 5. Easy to Install, High Temperature Valve Core Included Specification: Package Weight One Package Weight 0. 72kgs 1. 60lb One Package Size 20cm * 10cm * 6cm 7.