111431X Oregon® chainsaw sprocket for Olympyk
Frawleys Saw Shop - loggerchain.net
$25.95 $28.95
The 111435X Oregon® replacement chainsaw chain drive sprocket is compatible with (OLEO-MAC) Olympyk ProMac 54, 61, and 71 models. Sprocket 111431 is stamped and has a hole for an oil drive pin, while the Pro sprocket features a 3/8 inch pitch and a 7 tooth rim.
The hub has an inside measurement of 2.65 inches and an outside diameter of 2.85 inches, with an inner hole diameter of 0.56 inches.