27189X Oregon saw clutch drum sprocket for chainsaw
This Oregon chainsaw saw sprocket 27189 is compatible with Dolmar saw models 112, 113, 114, 116, 117, and 119, as well as 116SI, 119, 120, 120SI, and 120 Super chainsaws.
3/8 pitch 7 tooth. crankshaft diameter is 0.5512
Part# for additional rim is 68210
Part# for bearing is 16204