4PCS Trailer Hitch Pin, Coupler Pin, Zinc Plated Steel 1/4" x 2.16" Small

High-Strength: Trailer coupler pin is made of carbon stee, sturdy and durable. | Durable: Locking pin has a zinc-plated outer layer, rust and corrosion resistant. | Stable: The semicircular clip of safety coupler pin is made of spring steel, which has good toughness and not easy to fall off after locking. | Widely-Used: Trailer coupler pin can fit various trailer couplers, agricultural equipment, yard tools. | Size: 1/4 Diameter, 2.16 long.