“DSR” Hubs – for assembly with “AR” plate sprockets to make double-single of compound sprockets. Finish bore hubs possess standard keyway and 2 setscrews.

Ready Sprockets are an assortment of sprockets and hubs drilled and tapped for simple, convenient assembly with regular hex head cap screws. For No. 35 through No. 100 Chain, with share finished bore hubs to support shaft sizes through 2-3/4″ diameter, and also a variety of sq ., hex, spline, and READY SPROCKET HUB TYPE DSR tapered key bores.