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645376 SKU No.
Half Link (One Roller) for
Double Strand Roller Chain
40B-2 ISO Number
63.5 mm Pitch(P)
38.1 mm Between Inner Plates(b1)
39.37 mm Roller Diameter(d1)
154 mm Over All Chain Width(I)
2-1/2x1-1/2 Chain Size Designation
22.89 mm Pin Diameter