Oregon® rim sprockets are preferred by professional chainsaw operators for their long wear life, excellent design and performance. Saw chain is aligned perfectly with the bar groove providing smoother cutting. For best performance, we recommend replacing after every two chain loops.

• Made in the USA
• Pitch: 3/8"
• Size: Standard 22mm ID
• Tooth count: 7 
• Radial port design uses centrifugal force to throw off sawdust and debris
• Wear-depth indicators show when it's time to replace