“DSR” Hubs – for assembly with “AR” plate sprockets to create double-single of READY SPROCKET HUB TYPE DSR substance sprockets. Finish bore hubs have standard keyway and 2 setscrews.
Ready Sprockets are an assortment of sprockets and hubs drilled and tapped for basic, convenient assembly with regular hex head cap screws. For No. 35 through No. 100 Chain, with share completed bore hubs to support shaft sizes through 2-3/4″ diameter, and also a variety of sq ., hex, spline, and tapered essential bores.