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555189 SKU No.
Single Strand Hub Steel Sprocket For 40-1 Chain (ISO 08A-1)
21 Teeth
30 mm Bore with Standard Keyway and Setsrews
0.283 inch Sprocket Tooth Width (B1)
3.594 inch Outside Diameter (Approximate) (de)
2.6875 inch Hub Diameter (dn)
1.125 inch Total Width (A)
1.73 Lbs (Weight)