Martin Roller Chain Sprocket, Reboreable, Type B Hub, Double Strand, 20B Chain Size, 31.75mm Pitch, 25 Teeth, 32mm Bore Dia., 270.38mm OD, 145mm Hub Dia., 54.64mm Width


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When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission.
Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.