Compatibility The lawn mower mulching blade compatible with Briggs & Stratton various models.Mulching blade for Briggs and Stratton 703371
Each blade is 21" long, center hole is Bow-Tie, Outer 5/16", Center-To-Center 2-1/2", width 2.25", thickness .134", 1/4" offset, 15/16" lift
basic installation, replace blade about 10 mins. Put the new blade on its side (air filter side up) and swapped the old blade out. When installing, wear gloves while tightening
The blade is made of high-quality stainless steel, and tungsten carbide is added to the bottom edge of the blade. As the blade steel begins to wear, tungsten carbide remains sharp.