1.Trailer Hitch Coupler Locking Pin's Design. 1/4 inch diameter black tongue lock pin with 2-1/2 inch effective length.Please verify the size before purchasing our trailer hitch coupler pin lock 1/4 inch.
2.Application of the 1/4 Trailer Pin Lock. Fits latch-type couplers for towing boat truck RV car. The watertight rubber cap keeps rain, snow, ice and dirt out. Kinds of weather can be handled.
3.Security of Our Coupler Locking Pin. Made of high-strength steel and coated with black electrophoretic paint, the 1/4 inch trailer coupler lock is good at detering theft and preventing corrosion. Zinc alloy tubular lock core and more solid round key also help to improve security of the black coupler lock.
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