{"product_id":"fourtry-replacement-21-inch-mower-blade-2105200317a-mulching-blade-for-hypertough-murray-blackmax-walk-behind","title":"Fourtry Replacement 21-Inch Mower Blade 2105200317A – Mulching Blade for HyperTough Murray BlackMax Walk-Behind","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eUpgrade your mower with the Fourtry Replacement 21-Inch Mower Blade, model 2105200317A. This mulching blade is designed to fit a range of popular walk-behind mowers, delivering a steady, even cut across varied lawn conditions. The blade’s robust construction and precise balance aim to provide consistent performance, helping you maintain a neat, lawn-ready surface without frequent blade changes.\u003c\/p\u003e\u003cp\u003eDesigned with real-life yard tasks in mind, this blade works well when mowing tall grass or dense vegetation, and is built to withstand common yard debris like sand and stones that can dull lesser blades. While outcomes depend on mower condition and mowing patterns, the blade is engineered to offer a dependable cutting edge and a smoother mowing experience.\u003c\/p\u003e\u003ch2\u003eKey specs and design\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBlade length: 21 inches\u003c\/li\u003e\n\u003cli\u003eWidth: 2-1\/4 inches\u003c\/li\u003e\n\u003cli\u003eThickness: 0.1495 inches\u003c\/li\u003e\n\u003cli\u003eCenter hole: circular\u003c\/li\u003e\n\u003cli\u003eBlade type: mulching blade\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility and fit\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits Hyper Tough 20-inch Walk Behind Mower MNA152701\u003c\/li\u003e\n\u003cli\u003eFits Murray 21-inch Walk-Behind Mower models MNA152901, MNA152903, MNA152905\u003c\/li\u003e\n\u003cli\u003eAlso listed as replacement for 2105200317A and 84005221\u003c\/li\u003e\n\u003cli\u003eBefore ordering, confirm your spindle pattern and part number on the blade you’re replacing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDisconnect the spark plug and secure the mower for safety\u003c\/li\u003e\n\u003cli\u003eUse a block of wood to hold the blade in place, then remove the bolt\u003c\/li\u003e\n\u003cli\u003eAlign the new blade with the same directional arrows as the old blade and reassemble\u003c\/li\u003e\n\u003cli\u003eEnsure the blade faces the correct direction to prevent abnormal wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eReal-world use scenarios\u003c\/h2\u003e\u003cp\u003eImagine mowing a sunny backyard with tall, spring growth. The mulching design can recycle clippings as you go, helping keep the area tidy without frequent rake-and-bag tasks. The blade’s edge is built to deliver clean, consistent passes through dense patches, which can speed up routine maintenance.\u003c\/p\u003e\u003cp\u003eIn more challenging zones, such as edges near flower beds or gravel drives, the blade’s geometry is intended to provide steady performance, even when small stones are encountered. While actual results depend on mower condition and mowing technique, this blade offers a practical upgrade for many compatible models.\u003c\/p\u003e\u003ch2\u003eWhat’s in the package\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x Fourtry 21-inch mulching mower blade\u003c\/li\u003e\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this blade fit my Hyper Tough\/Murray BlackMax mower?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if your mower uses part numbers 2105200317A or 84005221 and models MNA152701, MNA152901, MNA152903, or MNA152905.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How easy is installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Disconnect the spark plug, secure the blade, remove the bolt, and mount the new blade following the directional arrows.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fourtry","offers":[{"title":"Default Title","offer_id":48192022708468,"sku":"B0CSS62XJ3","price":31.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0826\/6652\/0820\/files\/fourtry-replacement-2105200317a-21inch-blade-front-view.jpg?v=1778395318","url":"https:\/\/www.cerapatiogarden.com\/products\/fourtry-replacement-21-inch-mower-blade-2105200317a-mulching-blade-for-hypertough-murray-blackmax-walk-behind","provider":"Cera Garden","version":"1.0","type":"link"}