{"product_id":"2105200317a-lawn-mower-blade-for-21-inch-lawn-mower-deck-mna152505-mna152701","title":"2105200317A Lawn Mower Blade For 21 Inch Lawn Mower Deck MNA152505 MNA152701","description":"\u003cstrong\u003eThis Lawn Mower Blade is a replacement cutting blade compatible with 21-inch lawn mower decks and matches OEM part numbers 2105200317A, MNA152505, MNA152701.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e This premium lawn mower blade delivers a clean, precise cut for 21-inch mower decks. Crafted to match OEM part numbers 2105200317A, MNA152505, and MNA152701, this lawn mower blade restores cutting performance on compatible walk-behind and riding mowers. The lawn mower blade’s hardened steel construction ensures a consistent cut season after season. \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003ePrecision-balanced design reduces vibration and protects spindle bearings\u003c\/li\u003e \u003cli\u003eHardened, heat-treated steel resists wear and maintains a sharp edge longer\u003c\/li\u003e \u003cli\u003eRust-resistant coating prevents corrosion and buildup\u003c\/li\u003e \u003cli\u003eEngineered for consistent 21-inch cutting swath on standard decks\u003c\/li\u003e \u003cli\u003eMatches OEM part numbers MNA152505 and MNA152701 for a guaranteed fit\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplacing dull or damaged blades on 21-inch walk-behind and riding mowers\u003c\/li\u003e \u003cli\u003eMaintaining residential lawns, parks, and commercial landscapes\u003c\/li\u003e \u003cli\u003eRestoring cutting efficiency after impact with rocks or debris\u003c\/li\u003e \u003cli\u003eEssential spare for landscaping crews and DIY homeowners\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 2105200317A, MNA152505, MNA152701\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDeck Size:\u003c\/strong\u003e 21 inches\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How often should I sharpen or replace this blade?\u003cstrong\u003e A:\u003c\/strong\u003e It is recommended to sharpen the blade after every 20–25 hours of mowing or when cut quality declines; replace the blade immediately if it is bent, cracked, or excessively worn.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this blade fit a mulching deck?\u003cstrong\u003e A:\u003c\/strong\u003e This blade is designed for standard 21-inch mower decks and can function as a mulching blade if your deck has a mulching kit; always match the OEM part numbers to confirm compatibility.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679680553233,"sku":"ZZ3A00043","price":48.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_ffa5abfb-b8c8-49ad-9c61-0b0d2041c748.jpg?v=1781652853","url":"https:\/\/www.duraforce.com\/products\/2105200317a-lawn-mower-blade-for-21-inch-lawn-mower-deck-mna152505-mna152701","provider":"DURAFORCE","version":"1.0","type":"link"}