R” Hubs – For READY SPROCKET HUB – TYPE R assembly With “AR” Plate Sprockets

Circular bore hubs have standard keyway and 2 setscrews. Sq ., Hex and Splined bore hubs have got set screws only.

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 stock completed bore hubs to accommodate shaft sizes through 2-3/4″ diameter, and also a variety of sq ., hex, spline, and tapered important bores.