Products SocketOthers Socket Back Heavy Duty Oarlock Assy 256-03158-00 HEAVY DUTY OARLOCK ASSY ITEM NO. Size 256-03157-00 1/2" 256-03158-00 9/16" 256-03159-00 5/8" You May Also Be Interested In Oarlock Pin Horn 256-03277-00 Drain Sockets 956-73926-00 Louver Ventilator Tube Base 556-15203-1B Spring Clamps 956-03125-00