- New
01244 is a JR Products trailer coupler safety pin designed to help secure a compatible trailer coupler. It features a 5/16" diameter and 2-9/16" usable length. The pin is made of zinc-plated steel and features a spring-tensioned snap-lock bail for a secure hold. Its zinc-plated finish provides corrosion resistance for trailer applications. Verify the required pin diameter and usable length of the coupler before installation.