Features: 100% brand new and never used. Made of high quality metal material. D Shape Retention Wire Clips provide quick latches and extra clearance and various shapes can meet your different needs. Fasteners eliminate loss of cotter pins and fit most quick releases. Perfect for cars, trucks, trailers, and boat hitch receivers. Our trailer shaft lock pins are high quality and high load capacity. Slide the base of the pin into the corresponding slot of the hitch and secure the pin securely closed.