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COMP Cams 3/8" Hi‑Tech polylocks are intended for race use with 3/8" Ultra Pro Magnum and Ultra Pro Magnum XD rockers. The design emphasizes locking strength and precision; polylocks are finished to minimize runout and feature tapered locking areas for added durability. They serve as high-quality locking hardware when upgrading or maintaining COMP-compatible rocker stud systems.
COMP Cams Poly Locks 3/8 Hi-Tech
