ACEBRI 42" Mulching Blade for Ariens Craftsman Husqvarna - 5-Point Star Fit, OEM-Match Durability

ACEBRI's 42-inch mulching blade is a heavy-duty replacement blade designed to restore cutting performance on Ariens, Craftsman and Husqvarna 42" riding mower decks with a 5-point star center hole.

When your mower is leaving uneven clippings, shredding poorly or struggling to mulch, replacing worn blades with a correctly sized, high-strength blade makes an immediate difference. This ACEBRI blade is manufactured to match OEM fitments for many Ariens, Craftsman, Husqvarna, AYP and Poulan models using a 42" cutting deck and the distinctive five-point star center pattern. Its dimensions and thickness mirror factory specifications so you get consistent balance and reliable cutting action.

Which mower models and OEM part numbers does this replace?

This blade is engineered to be a direct-fit replacement for a long list of factory part numbers and decks. It suits many Ariens, Craftsman, Husqvarna, AYP and Poulan 42" decks that accept the 5-point star hub.

• Replaces Ariens 21546095 and similar 42" mulching blades.
• Compatible with Craftsman part numbers 127843, 134149, 138498 and related variants.
• Fits Husqvarna/partner numbers such as 113312X, 521981601 and 532-series blades.
• Also matches AYP/ Poulan 42" blade references and many LT/LTH-series riding mowers.

What are the blade dimensions and material details?

The ACEBRI mulching blade is sized and built to restore cutting geometry and balance. Its thickness, length and center hole pattern follow OEM-style specifications so it installs and spins correctly in compatible decks.

• Blade length: 20.88 inches (each half-blade span).
• Width: 2.5 inches and thickness approximately 0.197 inches for rigidity.
• Center hole: 5-point star configuration for correct hub engagement.
• Material: durable iron/steel construction engineered for mulching duty.

How does this blade improve mowing and mulching performance?

Sharper, correctly shaped blades improve cut quality, reduce turf tearing and help produce finer clippings that decompose faster. ACEBRI designs its blades to deliver consistent airflow and lift that support efficient mulching on 42" decks.

• Optimized cutting edge profile produces finer clippings for healthier lawns.
• Balanced dimensions minimize vibration and protect spindle bearings.
• Thicker construction resists bending and extends service life under normal use.
• Five-point star hub keeps blades seated securely for safe operation.

What should I know about installation and care?

Installing this blade follows the same basic steps as replacing any mower blade but always observe safety precautions. Regular inspections and proper torqueing extend blade life and keep cutting performance stable.

• Always disconnect spark plug and secure mower before blade removal or installation.
• Match rotational direction and hub orientation with the removed OEM blade.
• Use manufacturer-specified torque on spindle fasteners and recheck after initial use.
• Sharpen or replace if you see excessive nicks, warping or uneven wear.

Who is this for: Lawn care enthusiasts, professional landscapers and owners of Ariens, Craftsman, Husqvarna, AYP or Poulan riding mowers with 42" decks who need a reliable OEM-compatible mulching blade. If your deck uses a five-point star center and the listed part numbers, this ACEBRI blade is built to restore cutting performance without modifying your mower.