6MM Belt Width; 2MM Belt Pitch; 2MR-6 Powergrip GT2 Belt Style; 18 Teeth; 7.163MM Face Width; Rough Bore; 16.129MM Flange OD; 10.947MM OD; 11.455MM Pitch Diam; No Keyway; No Bushing; Minimum Plain Bore; 0.188" Max Bore

9MM Belt Width; 2MM Belt Pitch; 2MR-9 Powergrip GT2 Belt Style; 18 Teeth; 10.185MM Face Width; Rough Bore; 16.129MM Flange OD; 10.947MM OD; 11.455MM Pitch Diam; No Keyway; No Bushing; Minimum Plain Bore; 0.188" Max Bore