XRAY 372021 Left Hard Composite Upper Arm Bracket for X10/X12  [XR-372021]

Built for Heat and High Traction

The XRAY 372021 Composite Front Upper Arm Mount - Left uses a newly developed hard composite that holds up on tacky layouts exposed to heat. It is compatible with the X10 and X12 platforms and helps maintain predictable handling under high loads.

Clear Side Labels and Stiffer Feel

Stamped "L" and "H" for quick recognition, this left mount makes setup swaps simple. The harder material increases rigidity and gives a firmer chassis response; match it with right mount 372011 for a unified setup.