The CURT QuickPin trailer coupler is a revolutionary coupler design doing away with the traditional latch mechanism for simple stressfree trailer hookup Most couplers use a complicated hinging latch thats prone to wear out and become corroded leading to difficulties and frustration Instead of a latch QuickPin uses a simple hitch pin to create a safe reliable hasslefree towing connection Its as easy as dropping the trailer tongue onto the hitch ball inserting the QuickPin hitch pin and thats it No more wrestling with a rusty latch and no adjustment or tightening needed This Aframe trailer hitch coupler is fully tested according to SAE J684 specifications It is rated for 14000 pounds and fits any standard 2516inch diameter trailer ball The coupler can be mounted on an Aframe trailer tongue with a 50degree angle mounting hardware not included It is also finished in a durable black powder coating for lasting rust resistance NOTE This coupler comes with a hitch pin that must be used when connecting the trailer It may not be replaced with a different pin