Arrowmax AM-MRX5-H2106 Front Upper Arm Shaft (Spring steel) (2)  [AM-MRX5-H2106]

Arrowmax AM-MRX5-H2106 Front Upper Arm Shaft (Spring steel) (2)

This new option parts of front lower inner pivot pin for Mugen MRX5, these shafts made from spring steel & then coated with titanium nitride, it make the parts less friction and long lifetime.