Lawn Mower Blades – 21-Inch Universal Steel Mulching Blade (Single or 2-Pack)

Keep your cuts clean and your lawn healthy with our 21-Inch Universal Mulching Blade, engineered for precision mowing, improved mulching, and maximum durability. Crafted from heat-treated high-carbon steel, this blade features a curved lift design that enhances airflow—cutting grass cleanly while finely mulching clippings to return nutrients to your soil.

Compatible with most 21″ walk-behind lawn mowers, including major brands like Toro®, Craftsman®, Honda®, Troy-Bilt®, Husqvarna®, and more.

Measures 21″ long × 2-1/4″ wide with 5/8″ center hole

Factory-sharpened edge for superior cutting performance

Mulching design chops clippings into fine particles

High-carbon steel construction resists nicks and dulling

Easy to install with basic hand tools

Replaces OEM part numbers for many top mower brands

Ideal for weekly mowing, seasonal dethatching prep, or lawn renovation tasks where a crisp, healthy cut matters.