{"product_id":"fourtry-replacement-21-lawn-mower-blades-kit-for-honda-hrx-hrn-upper-lower-carbon-steel-powder-coated","title":"Fourtry Replacement 21\" Lawn Mower Blades Kit for Honda HRX\/HRN – Upper \u0026 Lower Carbon Steel, Powder-Coated","description":"\u003cp\u003e\u003cstrong\u003eFourtry replacement blades 72531-VH7-000 (upper) and 72511-VH7-000 (lower) are a two-blade kit engineered to restore cutting performance on compatible 21\" Honda lawn mowers.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Honda HRX or HRN series mower is leaving uneven clippings or struggling to create proper suction, worn blades are often the culprit. This kit includes an upper shredding blade and a lower high-lift blade made from carbon steel with a protective black finish, sized for 21\" decks and designed to match OEM mounting patterns so you can swap them in quickly and get back to a cleaner, more consistent cut.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these two blades work together to improve my lawn's finish?\u003c\/h3\u003e\n\u003cp\u003eThe pair is purpose-built: the upper blade breaks and shreds clippings into finer pieces while the lower high-lift blade creates the airflow needed to pull grass into the cutting chamber. Together they create better clipping circulation and a crisper discharge or mulching action, depending on your mower setting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUpper blade 72531-VH7-000 finely shreds clippings for smoother mulch\u003c\/li\u003e\n  \u003cli\u003eLower blade 72511-VH7-000 produces high lift for stronger suction\u003c\/li\u003e\n  \u003cli\u003eMatched geometry helps maintain consistent blade gap and cut height\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these blades fit my Honda HRX217 or HRX537 mower?\u003c\/h3\u003e\n\u003cp\u003eThese blades are manufactured to match OEM part numbers 72531-VH7-000 (upper) and 72511-VH7-000 (lower) and fit many 21\" Honda mower decks. Always verify the part number on your existing blades and cross-check deck hole patterns before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with HRX217, HRX217K1\/K2\/K3\/K4 and HRX537 series\u003c\/li\u003e\n  \u003cli\u003eDesigned for 21\" cutting decks that use two-blade configurations\u003c\/li\u003e\n  \u003cli\u003eCheck center and side hole diameters to confirm fitment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the materials and maintenance requirements?\u003c\/h3\u003e\n\u003cp\u003eBoth blades are stamped from durable carbon steel and finished with a black powder coat to resist corrosion and handling damage. The protective coating wears during use, exposing a sharp edge without immediate need for regrinding; still, periodic inspection and balancing are recommended to extend service life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCarbon steel construction for toughness and edge retention\u003c\/li\u003e\n  \u003cli\u003ePowder-coated finish for rust resistance and safer handling\u003c\/li\u003e\n  \u003cli\u003eInspect and balance after installation and at regular service intervals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow straightforward is the installation process?\u003c\/h3\u003e\n\u003cp\u003eInstalling this replacement kit takes only a few minutes for anyone comfortable with basic mower maintenance. Use the correct torque specifications and ensure both blade cutting edges face the same direction; tight, secure mounting prevents vibration and uneven wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRequires standard wrench\/socket set and torque wrench for proper tightening\u003c\/li\u003e\n  \u003cli\u003eMatch cutting-edge orientation and center-hole alignment before tightening\u003c\/li\u003e\n  \u003cli\u003eRefer to your mower manual for torque values and safety procedures\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Fourtry 72531-VH7-000 \u0026amp; 72511-VH7-000 blade kit is aimed at Honda lawn mower owners with 21\" two-blade decks seeking OEM-style replacement performance. It's a practical choice for homeowners and landscapers who want reliable cut quality, improved mulching or discharge behavior, and a quick, straightforward swap-in upgrade without modifying the mower deck.\u003c\/p\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: Do these blades match Honda OEM part numbers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—this kit replaces OEM 72531-VH7-000 (upper) and 72511-VH7-000 (lower). Verify your blade part numbers before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install these blades myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Installation is straightforward with basic tools; follow your mower's torque specs and safety steps for secure mounting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Fourtry","offers":[{"title":"Default Title","offer_id":56831749259604,"sku":"B0CQRC9WFW","price":66.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/fourtry-front-view-assembled-blade-kit.jpg?v=1787019579","url":"https:\/\/gardenluxe.co.uk\/products\/fourtry-replacement-21-lawn-mower-blades-kit-for-honda-hrx-hrn-upper-lower-carbon-steel-powder-coated","provider":"Gardenluxe Uk","version":"1.0","type":"link"}