Pro and Reduced Weight Power Match® Replacement Sprocket Nose Kits Made for Oregon Pro and Reduced Weight Power Match® bars with the features that professional cutters want. Long nose takes most of the abuse and minimizes wear on the bar body. A single nose for .050", .058" and .063" gauges. Attachment rivet included. (Nose radius 1.115"). Pro Replacement Sprocket Nose Kits fit "PM" and "RW" bars.