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Taper Lock 2012 Bushed Metric Sprocket
For ISO 12B-1 Roller Chain
20 Teeth
130 mm Outside Diameter(de)
121.78 mm Pitch Diameter(dp)
90 mm Hub Diameter(dm)
32 mm Width(A)
10.8 mm Tooth Width(B1)
Material C1045 Steel Form 1, 7/16inchx14 tpi Threads