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Taper Lock 3020 Bushed Metric Sprocket
For ISO 12B-3 Roller Chain
38 Teeth
238.9 mm Outside Diameter(de)
230.69 mm Pitch Diameter(dp)
140 mm Hub Diameter(dm)
51 mm Width(A)
49.8 mm Teeth Width(B3)
Material C1045 Steel Form 4, 5/8inchx11 tpi Threads