"oregon Bar Pro-am® Length 16" "thickness 1.3 Mm Step 3/8" "- Attack A318 Bar, The Bar For Lumberjacks Who Use Small Or Medium Chainsaws With Chains Of .325" Or 3/8 ". Features • The Slim And Symmetrical Shape Is Light, Easy To Handle And Reversible For Long Life • The Narrow Radius Tip Helps To Reduce The Recoil • The Models Are Available With An Intenz® Tensioning Mechanism Integrated In The Bar Itself, Recommended Chainsaw Sizes Up To 3.5 Cu. In (62 Cc) "