2-1/2" Outside Diameter; Bushed; 2-3/8" Pilot Diameter; 0.17" Pilot Length; H Bushing Size; QD Bushing; Steel; 7/8" Length Through Bore; 2" Bolt Circle Diameter; No Keyway

4-1/2" Outside Diameter; Bushed; 4-3/8" Pilot Diameter; 1-1/4" Pilot Length; Q1 Bushing Size; Split Taper Bushing; Steel; 1-3/4" Length Through Bore; 3-3/8" Bolt Circle Diameter; Keyway

Weld-On Hub; 6-3/4" Outside Diameter; Minimum Plain Bore; 6-1/2" Pilot Diameter; Steel; 3-5/16" Length Through Bore; 5-3/8" Bolt Circle Diameter; Keyway

Weld-On Hub; 4-1/2" Outside Diameter; Minimum Plain Bore; 4-3/8" Pilot Diameter; Steel; 1-3/4" Length Through Bore; 3-3/8" Bolt Circle Diameter; Keyway

Weld-On Hub; 4.065" Outside Diameter; Minimum Plain Bore; 3-13/16" Pilot Diameter; Steel; 1-13/16" Length Through Bore; 3-3/16" Bolt Circle Diameter; Keyway