
The upper arm X4 CFF from Xray (ref. 302133-S) is made of carbon fiber with a Soft finish for front and rear positions. Specifically designed for competitive drivers looking to enhance their steering precision and cornering stability of the X4 1/10.
- Carbon Fiber Fusion (CFF) construction that reduces weight while maintaining structural rigidity
- Soft version ideal for demanding competition surfaces and greater trajectory control
- Compatible with FR (front) and RL (rear) positions for versatility in adjustments
- Superior durability compared to conventional materials, minimizing breakages during intense races
- OEM precision that ensures consistent response in every training session
- Notable improvement in the angularity and reaction of the X4's steering system



















