Replacement Chainsaw Bar Nuts - Replacement bar nuts help maintain saws so they can continue to provide the best performance while cutting and trimming.

High Quality - Made for durability and long lasting use. These bar nuts are comparable to OEM 503220001 bar nuts. They are 8mm x 1.25 thread 13mm hex nut size with a flanged side for proper retention. They can be used with compatible chainsaw blades.