Heavy-duty construction: The square safety coupler pin is less prone to wobbling or deformation, and helps reduce localized wear and indentation.
Easy to use: Quick installation and removal without tools.
Corrosion and rust resistance: The wire locking pin is made of 316 stainless steel, providing corrosion resistance and durability compared with 304 stainless steel and iron.
Size: Each trailer coupler pin is 2-3/4 inch (70 mm) in overall length, 5/16 inch (8 mm) in diameter. Usable length: 2.165 inches (55 mm).
Widely used in trailers, trucks, boats, canopies, farm equipment, tractors, plows, lawn mowers, boom sprayers, satellite antennas, bench saws, and other locking applications.