Synchronous Pulley; 12MM Belt Width; 8 MM Belt Pitch; 8M-12 Belt Style; 56 Teeth; 0.57MM Face Width; Bushed; 5.551MM Outside Diameter; 5.614MM Pitch Diameter; Yes Keyway; 2012 Bushing; No Minimum Plain Bore

Synchronous Belt; 8MM Pitch; 456MM Pitch Length; 21MM Belt Width; Standard HTD Tooth Profile; 8MGT; Carbon Fiber Tensile Material; Polyurethane Outer Material

Synchronous Pulley; 12MM Belt Width; 8 MM Belt Pitch; 8M-12 Belt Style; 40 Teeth; 0.57MM Face Width; Bushed; 3.947MM Outside Diameter; 4.01MM Pitch Diameter; Yes Keyway; 2012 Bushing; No Minimum Plain Bore

Synchronous Belt; 8MM Pitch; 2200MM Pitch Length; 50MM Belt Width; Standard HTD Tooth Profile; 8MGT; Fiberglass Tensile Material; Rubber Outer Material

Synchronous Belt; 8MM Pitch; 2400MM Pitch Length; 50MM Belt Width; Standard HTD Tooth Profile; 8MGT; Fiberglass Tensile Material; Rubber Outer Material