37MM Belt Width; 14MM Belt Pitch; 14M-37 Poly Chain GT2 Belt Style; 28 Teeth; 44.196MM Face Width; Bushed; 137.16MM Flange OD; 121.971MM OD; 124.765MM Pitch Diam; Keyway; 12.7 To 63.5MM Bushing Bore Range; SK Bushing; No Minimum Plain Bore

90MM Belt Width; 14MM Belt Pitch; 14M-90 Poly Chain GT2 Belt Style; 28 Teeth; 98.552MM Face Width; Rough Bore; 137.16MM Flange OD; 121.971MM OD; 124.765MM Pitch Diam; No Keyway; No Bushing; Minimum Plain Bore; 2.938" Max Bore

68MM Belt Width; 14MM Belt Pitch; 14M-68 Poly Chain GT2 Belt Style; 28 Teeth; 76.454MM Face Width; Rough Bore; 137.16MM Flange OD; 121.971MM OD; 124.765MM Pitch Diam; No Keyway; No Bushing; Minimum Plain Bore; 2.938" Max Bore

Synchronous Pulley; 2" Belt Width; 1/2" Belt Pitch; H Belt Style; 28 Teeth; 2-11/32" Face Width; Bushed; 4.687" Flange OD; 4.402" OD; 4.456" Pitch Diam; Yes Keyway; 1/2 To 1-5/8" Bushing Bore Range; 2012 Bushing; No Minimum Plain Bore

Synchronous Pulley; 1/2" Belt Width; 3/8" Belt Pitch; L Belt Style; 28 Teeth; 3/4" Face Width; Bushed; 3.566" Flange OD; 3.312" OD; 3.342" Pitch Diam; Yes Keyway; 1/2 To 1-1/4" Bushing Bore Range; 1210 Bushing; No Minimum Plain Bore