Description: This Spirolock-style wrist pin retainer is designed to fit JE pistons and keep the wrist pin securely in place. It is constructed from high quality material to high manufacturing standards for durability and strength. It is manufactured from stainless steel and has a thickness of 0.042 in. It is designed for a pin diameter of 0.990 in. but will fit pins with a diameter from 0.946 - 1.005 in.