Oregon Pro Spur Sprocket (.325" x 7) for Husqvarna and Jonsered
Oregon pro spur sprockets are durable, economical, and built to last. The chain-driving portion of the sprocket, and the clutch cup, are a single component and are all replaced together when a new spur sprocket is installed. The Pro Spur is made from quality heat treated steel and is popular for small professional chainsaws. Drive sprocket is .325" pitch with 7 teeth. Drive sprocket bearing not included. Fits the following chainsaws: Husqvarna 340, 345, 346, 350, 351, 353, 440, 445, 450 Replacement Husqvarna Part Number 503 87 30-72 and 503 87 30-73 Jonsered 2145, 2149, 2150, 2152, 2159 Crankshaft Diameter .50" 12.7mm Needle Bearing ORF 11893 Rim & Drum Option 108215X