1" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 28 Teeth; 1-5/16" Face Width; Bushed; 4.7" Flange OD; 4.402" Outside Diameter; 4.456" Pitch Diameter; Yes Keyway; 1/2 To 2-1/8" Bushing Bore Range; 2012 Bushing; No Minimum Plain Bore

Synchronous Pulley; 30MM Belt Width; 8MM Belt Pitch; 8M-30 Belt Style; 28 Teeth; 38.1MM Face Width; Bushed; 80.01MM Flange OD; 69.926MM OD; 71.298MM Pitch Diameter; Yes Keyway; 14 To 25MM Bushing Bore Range; 1108 Bushing; No Minimum Plain Bore

Pulley, Synchronous; 20MM Belt Width; 8 Millimeter Belt Pitch; 8M-20 Belt Style; 28 Teeth; 22.225MM Face Width; Bushed; 80.01MM Flange OD; 70.08MM Outside Diameter; 71.3MM Pitch Diameter; Keyway; QT Bushing; No Minimum Plain Bore

Synchronous Pulley; 37MM Belt Width; 14MM Belt Pitch; 14MX-37 Belt Style; 28 Teeth; 52.324MM Face Width; Bushed; 137.211MM Flange OD; 121.971MM OD; 124.765MM Pitch Diameter; Yes Keyway; 24 To 55MM Bushing Bore Range; SK Bushing; No Minimum Plain Bore

Synchronous Pulley; 12MM Belt Width; 8MM Belt Pitch; 8MX-12 Belt Style; 28 Teeth; 21.59MM Face Width; Rough Bore; 81.458MM Flange OD; 69.698MM OD; 71.298MM Pitch Diameter; No Keyway; No Bushing; Yes Minimum Plain Bore; 1.75" Max Bore