This is the factory replacement rear lower suspension arm for the SWORKz S12-3 1:10 2WD buggy, manufactured in SWORKz Pro-composite material. It is sold as a single piece in the standard geometry configuration. Designed as a direct-fit replacement, it restores proper rear suspension geometry after crash damage or wear. Features: Pro-composite material construction Standard geometry configuration Rear lower arm position Single piece per package Designed for SWORKz S12-3 platform 7/7/26 cs