This carving sprocket fits Stihl 020T,MS200T converts saw to 1/4" mini pitch
1/4 pitch 8 tooth crank shaft diameter is 0.3937
Part# for bearing is 37511
One-piece spur sprockets are durable, economical and simple to use. Unlike rim sprocket systems, the chain-driving teeth and the clutch cup are combined into a single unit on spur sprockets. OREGON spur sprockets are available for all types of chain saws. The bearing is not included.