XUEMEI 6061 T6 aluminum alloy materialEasy to install,and the combo mount gives you easier, heads-up positioning compatible with easier monitoring and safety The bike mount replacement gives you easier, heads-up positioning compatible with easier monitoring and safety.Their advanced co-polymer insert locks your computer in place with strength and security.This out front mount replacement made of aluminium alloy ,more stronger than plastic mount.Easy to install, more versatile, and more stylish design to complement your your bike. Colour: Black material: metal Package include:1 * bracket2 * screw Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.