Stens Genuine Part 300-518 Universal Mulching Blade Pack of 9 Enclosed Trailers 4 in x 20 ft:

4 in x 20 ft: The 4-inch "Center Hole" is optimized for high-flow trash pumps (typically rated between 400–600 GPM)

6 Gal Fuel Tank

Not Recommended for Algae or Seaweed-Rich Environments – For best performance and longevity

Cutting System - Tough 54" 7 gauge formed and welded deck that tackles large volumes of grass

Husqvarna 562XPG 20" Chainsaw Professional 59

Stens Genuine Part 300-518 Universal Mulching Blade Pack of 9 Enclosed Trailers 4 in x 20 ft:Stens Genuine Part 300 518 Universal Mulching Blade Features: Length: 21" Width: 2 1 4" Center Hole: 3 8" Outer Hole: 3 8" x 1 7 16" Center to Center: 2 1 2" Thickness: . 149" Pack of 9