Oregon 91-071 Mower Blade, 21" Compatible w/ Bush Hog 82324 NetSuite-ID_549323 Spline Inner diameter: 5/8"

Spline Inner diameter: 5/8"

You can count on the Oregon 91-449 replacement lawn mower Blade to be the best in the industry

and 52" spindles

Six 5/16" diameter saw chain files

Oregon 91-071 Mower Blade, 21" Compatible w/ Bush Hog 82324 NetSuite-ID_549323 Spline Inner diameter: 5/8"The Oregon 91 071 replacement lawn mower Blade is made to the exact OEM specification for optimum performance. Our Blades are individually straightened and hardened to provide a consistent, cleaner cut and increase Blade longevity. Many parts look similar, so its crucial to ensure youre choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct replacement.