the 198-058 has improved cutting efficiency per rotation

CNC machined from top grade alloy for strength

For pulling

Great high visibility

Spring-loaded handle that stays out of the way until loaded

Oregon 93-011 Heavy Duty Blade for 61" Bobcat, Scag, Gravely - 42180B, GDU10232, 481712, 482787, 482879 Irwin the 198-058 has improved cuttingSpecifications: Blade Width 2. 50" Thickness 0. 250" Blade Length 21" Center Hole Size 5 8" OffSet 1 2" Air Lift 1 1 8" Product Description You can count on the Oregon 93 011 replacement lawn mower blade to be the best in the industry. Our 26 quality standards ensure that youre buying a sharp, high performance blade that mounts properly. It delivers a clean cut for quality results. Product Details Center hole: 5 8" Aggressive blade angle increases air