Additional information
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Bore | |
Length Thru Bore |
$21.40
B&B Manufacturing 25BF17x1/2, Martin 25B17 X 1/2, Applied 101522042, Tsubaki 25B17-1/2, Boston Gear 58239, BDIExpress 175130, Finished Bore sprockets come with Set Screws, Plain Bore do not.