🔒 Lock in your adventure with confidence! Solid steel pin with spring retainer for reliable latch security. Zinc-plated finish ensures rust and corrosion resistance. Semi-flexible square retainer clip for effortless operation. Fits a wide range of trailer couplers and applications. Built from solid steel for maximum safety on the road. 12" chain 1/4" diameter Corrosion-resistant The CURT 25012 Trailer Coupler Pin is a versatile and durable solution for securing your trailer coupler. With a 1/4-inch diameter and 2-3/4-inch length, it fits various couplers and applications. The solid steel construction and corrosion-resistant zinc plating ensure reliability and longevity, making it an essential tool for any trailer enthusiast.