This 54 tooth rear sprocket is made from hardened, corrosion resistant steel. Fits with T8F / 8mm / BF05T chain. Used for a wide range of powersport applications and has become popularly used for 2-stroke gas bicycle conversion kits. Approximate dimensions:
Outside Diameter: 140mm
Centre Hole Diameter: 29mm
Mounting Hole (centre-centre): 34mm
Bolt Hole: 6.2mm
Thickness: 3.5mm
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