Roller chain drives have the ability to handle high shock loads and deliver dependable performance make them the drive of choice for many applications. Dodge® Taper-Lock® sprockets require no expensive or time-consuming re-matching. Their taper-bushing mount automatically compensates for variations in shaft and sprocket machining tolerances. With Dodge® Taper-Lock® sprockets, there are no protruding flanges or screw-heads to take up valuable shaft space. Their compact design provides for more power-dense packages. Dodge® Roller Chain Sprocket, Single Strand Taper Lock® Type BTL, 1/2 in Bore, 4.22 in OD, #60 Chain, 16 Teeth, 3/4 in Pitch, 3.845 in Pitch Diameter, 3 in Diameter Hub, 1 in Length Through Bore, Taper-Lock® Bushing, Low-Carbon Steel