Home Products agricultural chain weld on sprockets hubs hex bore x series x series Hub Series A B C X 2" 2-1/2" 1-7/16" 7 Available Products SALE X00916H - Weld-On Hub 9/16" hex bore. ... SALE X00058H - Weld-On Hub 5/8" hex bore. ... SALE X00034H - Weld-On Hub 3/4" hex bore. ... SALE X00078H - Weld-On Hub 7/8" hex bore. ... SALE X10000H - Weld-On Hub 1" hex bore. ... SALE X10018H - Weld-On Hub 1-1/8" hex bore. ... SALE X10014H - Weld-On Hub 1-1/4" hex bore. ... 7 Available Products