"oregon Power Match® Bar Length 16" "thickness 1.6 Mm Pitch .325" "- D025 Bar Fitting, The Industry Standard For Professional Users Of Clean Wood Cutting. Available With Standard And Reduced Weight Body. Features • The Ferrule Locks With A Single Rivet And Is Securely Fixed By Large Overlapping Resistant Fins • Most Of The Stresses Are Poured Onto The Tip Minimizing The Wear Of The Bar Body • The Super Alloy Steel (molybdenum And Chromium) Resistant Gives Maximum Resistance To The Bar Body And Sturdiness To The Rails With Excellent Resistance To Wear And Chipping Recommended Sizes 3.5 Cu.in (58 Cc) Chainsaw And More Comments The Power Match® Solid Body Bars Can Be Stamped With Xxx, Zzz Or Other Letters, As They Can Have Different Tips Installed On The Body, Which Changes The Serial Number. "