17" Commercial Mulcher 3-in-1 blade for John Deere models 145 & 155C riders. Requires (3) blades for 48" cut.
|OEM Replacement This part is aftermarket equipment designed to replace the original manufacturer's part numbers specified here. It is manufactured using high-quality materials, to the same specifications as the original part.||John Deere GX21784|
|Center Hole Diameter||7 point star|