37MM Belt Width; 14MM Belt Pitch; 14M-37 Poly Chain GT2 Belt Style; 33 Teeth; 44.196MM Face Width; Bushed; 164.084MM Flange OD; 144.272MM OD; 147.066MM Pitch Diam; Keyway; 12.7 To 68.263MM Bushing Bore Range; 2517 Bushing; No Minimum Plain Bore