4-7/8" Outside Diameter; Bushed; 4-3/8" Pilot Diameter; 1" Pilot Length; 2517 Bushing Size; Taper Lock Bushing; Steel; 1-3/4" Length Through Bore; 3-3/8" Bolt Circle Diameter; No Keyway

Roller Chain Sprocket; 80 Chain; 21 Teeth; 1 Row of Teeth; Hardened Teeth; 7.235" Outside Diameter; 6.71" Pitch Diameter; B-Hub One Side; Bushed Mount; Q1 Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Roller Chain Sprocket; 80 Chain; 19 Teeth; 1 Row of Teeth; No Hardened Teeth; 6.593" Outside Diameter; 6.076" Pitch Diameter; B-Hub One Side; Bushed Mount; SK Bushing; 1" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material

Synchronous Pulley; 20MM Belt Width; 8 Millimeter Belt Pitch; 8M-20 Belt Style; 44 Teeth; 22.225MM Face Width; Bushed; 120.65MM Flange OD; 110.67MM OD; 112.05MM Pitch Diam; Yes Keyway; 14 To 48MM Bushing Bore Range; SDS Bushing; No Minimum Plain Bore

Transmission Pulley; 1 Grooves; 3-3/4" Outside Diameter; Bushed; SH Bushing Series; A | B Belt Series; 3" Pitch Minimum; 3.4" Pitch Maximum; 1/2 To 1-11/16" Bushing Bore Range; Keyway