Product Details:

XRX 1x12 Shift Lever Right 12-Speed
1:1 tech make precise and quick response
Aluminum Shift Lever
Shift cable with hyper low-friction coating tech
Available in both Carbon Fiber Black and Brilliant Black
Weight:about 139g

XRX 1x12 Rear Derailleur 12-Speed
Enhanced damping technology to effectively reduce chain jitter
Mega Sprockets: 11-42T / 11-46T / 11-50T / 11-52T
Shadow RD with slant design
Big bearing pulley
Available in both Carbon Fiber Black and Brilliant Black
Weight:about 320g