High quality Rotary (brand) mulching blade to replace the blade on 21" Ayp walk behind mowers calling for blades 406712, 165833, 175064, or 189028
- Mulching blade for 21" Mower, 21" Long, 2-1/4" Wide, .134" Thick.
- 5/8" Center mounting hole 3/8" Outside holes, 1-7/8" C to C.
- Heat hardened Steel for extended blade life.
- Made from Premium grade high carbon Steel
- Made in USA.