Buyers Products BTL020B2 Tailgate Latch Assembly (Latch Assembly,Tailgate,1 Inch Shaft) 2-1/2" lower hinge assembly, 1/2" pin hole for 1" diameter post Heavy duty forged latch Bases are forged from c1020 steel for ease of welding Movable latch is forged from c1045 steel for increased strength Forged latches offer improved ductility not found in cast products