The Oregon 18200X Power Mate Rim Sprocket System includes a standard 7 spline (SD7), 3/8" pitch Power Mate rim sprocket that can be used on all types of chain saws. This sprocket allows you to extend operational life by maximizing chain and bar groove alignment, all while reducing your overall costs. The sprocket systems two-piece design includes a drum with replaceable rim, allowing the rim to be replaced multiple times before the entire unit is replaced. This sprocket should be replaced every three rims. Part of Oregon's Power Mate Rim Sprocket System.

• Genuine OEM Oregon Product

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov