Home Products agricultural chain weld on sprockets hubs hex bore w series w series Hub Series A B C W 1-5/8" 1-13/16" 1-7/16" 7 Available Products SALE W00916H - Weld-On Hub 9/16" hex bore. ... SALE W00058H - Weld-On Hub 5/8" hex bore. ... SALE W00034H - Weld-On Hub 3/4" hex bore. ... SALE W00078H - Weld-On Hub 7/8" hex bore. ... SALE W10000H - Weld-On Hub 1" hex bore. ... SALE W10018H - Weld-On Hub 1-1/8" hex bore. ... SALE W10014H - Weld-On Hub 1-1/4" hex bore. ... 7 Available Products