#25 Chain Drive Sprocket 9T to 40T Bore 5mm-12mm Pitch 6.35mm 04C Sprocket Wheel

● Suitable for #25 (04C) Type Chain. 04C Sprocket (Pitch: (1/4") 6.35mm)Size Chart. Keyway Hole：10mm(4x1.8mm), 12mm(4x1.8mm), 12mm(5x2.3mm), 12.7mm(5x2.3mm), 14mm(5x2.3mm) 15mm(5x2.3mm), 16mm(5x2.3mm), 17mm(5x2.3mm), 18mm(6x2.8mm), 19mm(6x2.8mm), 20mm(5x2.3mm) 20mm(6x2.8mm).

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