This M5x8 anodised aluminium set screw serves as a direct replacement for the spring-tension adjustment used with inner-spring lower arms on Yokomo R12 and GT series 1/10 scale chassis. It keeps the original thread geometry and mounting position while offering a lighter alloy option.
To install, thread the screw into the original adjustment hole on the lower arm assembly, set the desired spring preload, and verify full suspension travel and clearance. The component is meant to provide a stable adjustment point for ride height and spring preload and is not intended to modify spring or damper behavior.
Best used when converting to inner-spring lower arms or when a lighter, more repeatable adjustment point is preferred for set up and track servicing.
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