Looking for the best Hyper Tough lawn mower blade replacement? I prefer the top options and narrowed them down to the standouts for 2026. We’ll talk 20 and 21 inch blades, mulching vs standard, and what fits your mower without guesswork. From heat-treated, powder‑coated steel to the right hole pattern and thickness, you’ll see exactly which blade belongs on your deck.
| 21″ Replacement Mulching Blade 2-Pack for Push Mowers |
| Best for 21″ Mowers | Length: 21″ | Compatibility (Hyper Tough / Murray / Models): Hyper Tough / Murray / Daye (MNA152701, MNA152901, MNA152903, MNA152703 etc.) | Center Hole Pattern: Oval | VIEW LATEST PRICE | Read Our Analysis |
| HQPASFY 20″ Lawn Mower Blades (2-Pack) |
| Rust-Resistant Value | Length: 20″ | Compatibility (Hyper Tough / Murray / Models): Hyper Tough MNA152505, MNA152701 | Center Hole Pattern: Oval | VIEW LATEST PRICE | Read Our Analysis |
| Upgrade 20″ Lawn Mower Blades (3-Pack) |
| 3-Pack Multi-Saver | Length: 20″ | Compatibility (Hyper Tough / Murray / Models): Oregon / Hyper Tough / MNA152505, MNA152701, MNA152516 | Center Hole Pattern: 1″ x 3/4″ oval | VIEW LATEST PRICE | Read Our Analysis |
| Ximoon 2105200317A 21″ Lawnmower Replacement Blade |
| Single Premium 21″ | Length: 21″ | Compatibility (Hyper Tough / Murray / Models): Hyper Tough / Murray / Black Max (MNA152701, MNA152901, MNA152903, MNA152702, MNA152703, MNA152905) | Center Hole Pattern: Circular (noted; often listed as circular) | VIEW LATEST PRICE | Read Our Analysis |
| 20″ Lawn Mower Blades (3-Pack) Compatible Hyper Tough |
| Bulk Replacement Pack | Length: 20″ | Compatibility (Hyper Tough / Murray / Models): Hyper Tough / dype / Oregon (MNA152701, MNA152505) | Center Hole Pattern: 1″ x 3/4″ oval | VIEW LATEST PRICE | Read Our Analysis |
| Lawn Mower Replacement Blade for Murray & Hyper Tough |
| Long-Lasting Edge | Length: 20″ | Compatibility (Hyper Tough / Murray / Models): Hyper Tough / Daye / Murray (MNA152505, MNA152701) | Center Hole Pattern: 1″ x 3/4″ (oval) | VIEW LATEST PRICE | Read Our Analysis |
| Stens 355-101 Replacement Lawn Mower Blade (20″) |
| OEM-Equivalent Standard | Length: 20″ | Compatibility (Hyper Tough / Murray / Models): Hyper Tough (fits MNA152701) | Center Hole Pattern: 1″ x 3/4″ oval | VIEW LATEST PRICE | Read Our Analysis |
| HQPASFY 21″ Lawn Mower Mulching Blade (1-Pack) |
| Powder-Coated Durability | Length: 21″ | Compatibility (Hyper Tough / Murray / Models): Hyper Tough / Murray / Black Max (MNA152701, MNA152901, MNA152903, MNA152702, MNA152703, MNA152905) | Center Hole Pattern: Oval | VIEW LATEST PRICE | Read Our Analysis |
| 20″ Replacement Lawnmower Blade for Hyper Tough |
| Aerodynamic Performance | Length: 20″ | Compatibility (Hyper Tough / Murray / Models): Hyper Tough (MNA152505, MNA152701, MNA152516) | Center Hole Pattern: 1″ x 3/4″ oval | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
21″ Replacement Mulching Blade 2-Pack for Push Mowers
Should you want a no-fuss upgrade that keeps your push mower cutting clean and mulching leaves like a pro, the 21 inch Replacement Mulching Blade 2-Pack is a smart choice for you. You get two 21 inch, 2-1/4 inch wide, 0.150 inch thick blades made from heat-treated steel. They fit many Hyper Tough, Murray, Black Max and Daye push mowers and replace part numbers 2105200317A, 2105200317 and 84005221. You’ll install them safely after disconnecting the spark plug, cleaning the mount, and matching arrow rotation. Expect a sharp edge, longer life and steady mulching performance.
- Length:21″
- Compatibility (Hyper Tough / Murray / Models):Hyper Tough / Murray / Daye (MNA152701, MNA152901, MNA152903, MNA152703 etc.)
- Center Hole Pattern:Oval
- Material / Construction:Heat-treated high-quality steel
- Package Quantity:2-pack
- Intended Use / Blade Type:Mulching blade (21″)
- Additional Feature:Heat-treated high-strength steel
- Additional Feature:Sharp mulching edge
- Additional Feature:2-blade package
HQPASFY 20″ Lawn Mower Blades (2-Pack)
Provided you want a reliable, no-fuss blade that gets your mower back to work fast, the HQPASFY 20 inch two-pack is a strong choice because it fits common models with an oval center hole and gives you a spare blade whenever you need it. You’ll like the carbon steel construction and powder coating since they resist rust and stand up to regular use. The extended cutting surface helps restore engine performance and gives neater trimming. Installation is straightforward: turn the mower over, remove the old blade and adapter, then fit the new blade with bolt and washer. Verify part number and fit initially.
- Length:20″
- Compatibility (Hyper Tough / Murray / Models):Hyper Tough MNA152505, MNA152701
- Center Hole Pattern:Oval
- Material / Construction:Carbon steel
- Package Quantity:2-pack
- Intended Use / Blade Type:Mulching / standard mower blade (20″)
- Additional Feature:Powder-coated rust resistance
- Additional Feature:Extended cutting surface
- Additional Feature:Restores engine performance
Upgrade 20″ Lawn Mower Blades (3-Pack)
Should you want a reliable, low-fuss upgrade for a 20 inch mower, the Upgrade 355-101 three-pack is built for homeowners who value a cleaner cut and less maintenance. You’ll fit these 20″ via 2-1/4″ blades with a 1″ x 3/4″ oval center on many models, but check your old blade length and hole pattern initially. The coated steel resists wear yet stays sharp, so you won’t sharpen as often. That sharp edge moves through grass cleanly, cutting better and reducing clumps in the deck, which lowers cleaning time. In case they don’t fit, contact the seller for help.
- Length:20″
- Compatibility (Hyper Tough / Murray / Models):Oregon / Hyper Tough / MNA152505, MNA152701, MNA152516
- Center Hole Pattern:1″ x 3/4″ oval
- Material / Construction:Steel (coated; 0.125″ thick)
- Package Quantity:3-pack
- Intended Use / Blade Type:Lawn mower blade (reduces buildup; mulching behavior)
- Additional Feature:Prevents grass buildup
- Additional Feature:Coating wears with use
- Additional Feature:3-blade value pack
Ximoon 2105200317A 21″ Lawnmower Replacement Blade
Should you want a rugged, exact-fit replacement for a Hyper Tough compatible 21 inch mower, the Ximoon 2105200317A delivers a durable steel mulching blade that’s built to last and keep your lawn looking neat. You’ll get a single 21 inch blade, 2 1/4 inches wide and 0.1495 inches thick, with a circular center hole for easy fit. It fits Murray and Black Max models and Hyper Tough 20 inch mowers, but you should check your old part number initially. Install through removing bolts, cleaning the mount, and tightening with a torque wrench while the mower is off. Regularly inspect and sharpen the blade.
- Length:21″
- Compatibility (Hyper Tough / Murray / Models):Hyper Tough / Murray / Black Max (MNA152701, MNA152901, MNA152903, MNA152702, MNA152703, MNA152905)
- Center Hole Pattern:Circular (noted; often listed as circular)
- Material / Construction:Durable heat-treated steel
- Package Quantity:1-pack
- Intended Use / Blade Type:Mulching replacement blade (21″)
- Additional Feature:Wooden-block removal tip
- Additional Feature:Torque-wrench recommended
- Additional Feature:Precise thickness .1495″
20″ Lawn Mower Blades (3-Pack) Compatible Hyper Tough
Should you want a dependable, ready-to-install blade that fits Hyper Tough decks and saves time on sharpening, these 20 inch, 3-pack replacement blades are a great choice for busy homeowners and weekend lawn caretakers. You’ll get model 355-101 that matches part numbers 2105300125A and 101000001, so verify your blade length and the 1″ x 3/4″ oval center hole before ordering. The 20″ across 2-1/4″ across 0.125″ steel blades stay sharp longer, cut cleanly, and reduce grass buildup in the housing, which means less cleaning and better discharge. Coating resists wear and seller support responds within 12 hours.
- Length:20″
- Compatibility (Hyper Tough / Murray / Models):Hyper Tough / dype / Oregon (MNA152701, MNA152505)
- Center Hole Pattern:1″ x 3/4″ oval
- Material / Construction:Steel with coating (0.125″ thick)
- Package Quantity:3-pack
- Intended Use / Blade Type:Mulching / standard blade (reduces buildup)
- Additional Feature:Seller 12-hour support
- Additional Feature:Coating resists wear
- Additional Feature:Reduces cleaning time
Lawn Mower Replacement Blade for Murray & Hyper Tough
Should you want a tough, low-maintenance blade that fits Murray and Hyper Tough 20 inch push mowers, this 2105300125A replacement is a great pick. You’ll like its 20 inch size that matches Murray 20 inch decks and Hyper Tough MNA152505 and MNA152701 models. It swaps in for parts like 355-101 and 212-9903 and even works as a dethatcher blade. The tungsten carbide fused edge stays sharper longer so you’ll sharpen less. A powder-coat finish fights rust, so it lasts through wet seasons. It mulches and dethatches, cuts cleanly, and the seller backs quality with friendly support.
- Length:20″
- Compatibility (Hyper Tough / Murray / Models):Hyper Tough / Daye / Murray (MNA152505, MNA152701)
- Center Hole Pattern:1″ x 3/4″ (oval)
- Material / Construction:Steel with tungsten-carbide fused cutting surface
- Package Quantity:(sold individually) single 20″ blade (implied 1)
- Intended Use / Blade Type:Mulching / dethatcher blade (20″)
- Additional Feature:Tungsten-carbide cutting edge
- Additional Feature:Powder-coat anti-rust
- Additional Feature:Dethatcher/mulching hybrid
Stens 355-101 Replacement Lawn Mower Blade (20″)
Should you want a reliable 20 inch replacement blade that fits Hyper Tough mowers without fuss, the Stens 355-101 is a smart choice that delivers steady cutting and simple installation. You’ll appreciate the exact fit for Hyper Tough 2105300125A and MNA152701 models, so you won’t worry about mismatched parts. The 20 x 2 1/4 inch size, 0.125 inch thickness, and 1 x 3/4 inch center hole give stable balance and durable performance. It ships as a single standard blade in compact packaging. You can swap it in quickly, keep a sharp edge, and return your mower to reliable duty.
- Length:20″
- Compatibility (Hyper Tough / Murray / Models):Hyper Tough (fits MNA152701)
- Center Hole Pattern:1″ x 3/4″ oval
- Material / Construction:Steel (standard replacement)
- Package Quantity:1-pack
- Intended Use / Blade Type:Standard mower blade (20″)
- Additional Feature:OEM direct replacement
- Additional Feature:Exact center-to-center fit
- Additional Feature:Single-blade packaging
HQPASFY 21″ Lawn Mower Mulching Blade (1-Pack)
Should you want a simple, tough blade that brings your mower back to life, the HQPASFY 21 inch mulching blade is a smart pick for owners of Murray, Hyper Tough, and Black Max 21 inch push mowers. You’ll get a single 21 inch carbon steel blade with a 2.15 inch width and an oval center hole pattern. It replaces part numbers 2105200317, 2105200317A, and 84005221, so check your model number before ordering. The powder coating fights rust. You’ll notice improved cutting surface, neater trimming, and steady engine performance that lasts longer between replacements.
- Length:21″
- Compatibility (Hyper Tough / Murray / Models):Hyper Tough / Murray / Black Max (MNA152701, MNA152901, MNA152903, MNA152702, MNA152703, MNA152905)
- Center Hole Pattern:Oval
- Material / Construction:Carbon steel (powder-coated)
- Package Quantity:1-pack
- Intended Use / Blade Type:Mulching blade (21″)
- Additional Feature:Powder-coated carbon steel
- Additional Feature:Extended cutting surface
- Additional Feature:Maintains mower cutting ability
20″ Replacement Lawnmower Blade for Hyper Tough
Should you want a tough, reliable replacement blade that fits many Hyper Tough push mowers and cuts cleanly, this 20 inch Hyper Tough replacement blade is a great pick for homeowners who value durability and ease of use. You’ll like that it measures 20 across 2 1/4 inches with 0.125 inch thickness and a 1 inch across 3/4 inch center hole, so verify fit before ordering. Made from heat treated steel, it resists bending and keeps a sharp edge. The aerodynamic design lowers noise and spreads clippings evenly. To install, tip the deck, wear gloves, remove the bolt, and fit the blade per your manual.
- Length:20″
- Compatibility (Hyper Tough / Murray / Models):Hyper Tough (MNA152505, MNA152701, MNA152516)
- Center Hole Pattern:1″ x 3/4″ oval
- Material / Construction:Heat-treated durable steel
- Package Quantity:1-pack (single replacement)
- Intended Use / Blade Type:Standard/mulching replacement blade (20″)
- Additional Feature:Aerodynamic design
- Additional Feature:Reduces operating noise
- Additional Feature:Optimized grass discharge
Factors to Consider When Choosing Hyper Tough Lawn Mower Blade Replacements
I want to help you pick the right Hyper Tough replacement blade through walking through the key fit and performance factors that matter. Start with blade size and center hole pattern so the blade mounts correctly, then consider material, heat treatment, and thickness gauge for strength and edge retention. Also look at coating and corrosion resistance because a durable finish keeps blades sharper longer and saves you time and worry.
Blade Size Fit
At any time you pick a replacement blade, start measuring tip to tip so you don’t end up with rubbing or clearance problems in the deck. I always measure carefully because push mowers commonly use 20 or 21 inch blades, and that one inch can change fit and safety. Next I check width and thickness, around 2.1 to 2.25 inches wide and 0.125 to 0.150 inch thick, to make sure the blade sits right on the adapter. I also confirm the fit matches my mower model or OEM part number so holes and length align. Finally I verify center hole shape and orientation and match rotation direction to the original blade to keep balance and cutting performance.
Center Hole Pattern
Checking the center hole pattern initially will save you a lot of time and worry whenever fitting Hyper Tough replacement blades. I always measure the hole shape and size before I buy. The pattern, like an oval 1″ x 3/4″ or a round hole, tells you whether the blade will seat and lock on the spindle. Spindles and adapters need a specific orientation to line up keyways or bolt holes, so the shape matters for centering and safe rotation. In case the hole is wrong, you can get wobble, uneven cuts, or faster wear on the spindle and mounting bolt. I compare listed center-hole patterns and center-to-center numbers to my old blade. Provided shapes differ, I never force-fit or drill; I use the correct pattern or an adapter.
Material And Heat-Treatment
Now that you’ve checked the center hole pattern and know the blade will fit the spindle, it’s time to look at what the blade is made of and how it’s treated. I pick blades with higher carbon or alloy content because they hold an edge longer. I also look for proper quench and temper processes since heat treatment makes the steel tougher and less likely to bend or crack on impact. Thickness and depth of the heat-treated area matter too, as they lower fatigue and reduce stress fractures over time. I watch hardness ratings to avoid overly brittle edges that chip. Finally, I appreciate protective surface finishes after heat treatment because they guard against rust and help the treated edge last, without replacing proper heat treatment.
Blade Thickness Gauge
Upon choosing a replacement blade, thickness is one of the initial things I check because it changes how the mower cuts and how long the blade lasts. I look for blades from about 0.125 inch for lighter 20 inch decks up to roughly 0.150 inch for heavier 21 inch decks. Thicker steel resists bending and holds an edge longer, so you sharpen less and replace less often. Thicker blades also add mass and rotational inertia, which helps the blade carry momentum through thick grass, though that can slightly load the engine. I match the original thickness within a few thousandths to keep fit, balance, and bolt torque correct. I avoid overly thin aftermarket blades that bend, fracture, or cause vibration and bearing wear.
Coating And Corrosion Resistance
Because moisture and dirt are the two things that wear a blade fastest, I always look at coating and corrosion resistance before I buy a replacement blade. I prefer blades with a baked-on powder coat or enamel finish. These thin barriers bond to the steel, slow oxidation, and rarely change balance while kept under 0.005 inches. In wet climates I’ve seen bare steel show surface rust in weeks, whereas coated blades stay clean for months with normal storage. Corrosion eats the cutting edge and creates stress risers that lead to cracks and breaks, so a coated blade keeps strength longer. For best results, I clean and dry blades after use and store the mower indoors. That combination preserves cutting performance and peace of mind.
Mulching Versus Standard
As you’re choosing Hyper Tough replacement blades, consider about how you mow and what you want from your lawn. I prefer mulching whenever I want nutrients returned and less bagging, since those raised, curved blades chop grass into fine pieces that decompose fast. Mulching blades have serrated or winged tips and extra length to enhance airflow and recirculate clippings. In contrast, standard flat blades cut once and send clippings out the side, which works better in tall or wet grass where mulching can clog the deck. Mulching blades are thicker or heat treated for strength but might dull faster, so I check and sharpen them more often. At the time I switch blade types I always match length, center hole pattern, thickness, and rotation to my mower.
Installation And Safety
As I’m getting ready to swap in Hyper Tough replacement blades, safety and correct installation come initially, so I always stop and set up before I touch the blade. I firstly disconnect the spark plug wire or remove the battery to stop any accidental starts.
Then I put on gloves and eye protection and tip the mower onto blocks. I support the blade with a block of wood while I loosen or tighten the mounting bolt. I clean the mounting area of grass and dirt and inspect the adapter, bolt, and washer for wear, replacing any worn parts. I install the blade so the cutting edge follows the rotation arrow and torque the bolt to the specified value. Finally I lower the mower, reconnect power, and run it briefly to check for vibrations or noise.
