Products SocketOthers Socket Back Heavy Duty Oarlock Assy 256-03157-00 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 Drain Sockets 956-73926-00 Angle Socket 256-03148-00 Safety Hasp 197-00871-00 Light 556-10756-12V