Chain Rider Set, 12-1/2 mm Bore Dia.

Chain Rider Set, Product Type Chain Rider Set, For Chain Number 60, For Number of Strands Single, For Chain Pitch 3/4 in, Chain Rider Width 72 mm, Idler Bolt Thread Size M12, Idler Hole System of Measurement Metric, Length through Bore 80 mm, Number of Chain Riders 1, Standards ANSI, DIN 8187, ISO 12 B-1, Bearing Closure Double Shielded, Bore Diameter 12 1/2 mm, Chain Number 60, Compatible with Brand Rosta, Compatible with Series 27-38