{"product_id":"earthtec-mower-blades-m170642-42in-2-pack-for-x330-x350-x354-x370-x380-z335e-z335m-z345m-z345r","title":"Earthtec Mower Blades M170642 42in 2-Pack for X330 X350 X354 X370 X380 Z335E Z335M Z345M Z345R","description":"\u003ch2\u003eEarthtec 42-inch Mower Blades — M170642, 2-Pack\u003c\/h2\u003e\n\u003cp\u003eDesigned to meet the demands of home lawns and mid-size properties, Earthtec’s 42-inch mower blades deliver a balanced blend of strength and precision. The blades’ unique steel composition combines boron, carbon, manganese, and other elements to create a robust cutting edge. They are heat treated using the Marbain process, a patented method that aims to increase hardness and rigidity. This approach is intended to help the blades resist bending and wear during regular mowing sessions, especially when tackling tougher grass and uneven terrain. While real-world results depend on conditions, many users notice more consistent cutting and smoother operation with high-quality blades.\u003c\/p\u003e\n\u003ch3\u003eKey benefits at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable steel blend with boron and other elements designed for rigidity and long-lasting performance.\u003c\/li\u003e\n  \u003cli\u003eMarbain heat-treatment is claimed to yield 25%–40% greater hardness than standard blades.\u003c\/li\u003e\n  \u003cli\u003eTwo-blade pack kept ready for quick replacement on compatible 42\" decks.\u003c\/li\u003e\n  \u003cli\u003eDesigned to fit a broad range of 42\" mowers and Z Trak models, simplifying replacement decisions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCompatibility and fitment ensure you’re replacing the right part. The M170642 blades are suitable for 42\" mowers in the X-series (X330, X350, X354, X370, X380) and Z Trak series (Z335E, Z335M, Z345M, Z345R). The consistent geometry supports straightforward mounting when you follow your mower’s standard installation steps.\u003c\/p\u003e\n\u003ch3\u003eSpecs you can reference\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCenter hole: 51\/64\" (0.797\"); Width: 3\"; Thickness: 0.156\"; Length: 21.4\".\u003c\/li\u003e\n  \u003cli\u003ePart Number: M170642.\u003c\/li\u003e\n  \u003cli\u003ePackage: 2 blades per order.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eReal-world use tips: For best results, ensure blades are properly aligned with the deck and mounted using correct torque. With a matched pair, you’ll have replacement coverage for routine maintenance and seasons with heavy mowing needs. The blades’ length and profile are designed to balance cutting efficiency with deck clearance, helping to minimize clogging in damp grass and debris.\u003c\/p\u003e\n\u003ch3\u003eWhy choose Earthtec\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBrand-focused engineering aimed at dependable replacements for mid-sized lawns.\u003c\/li\u003e\n  \u003cli\u003eQuality build designed to maintain cutting performance across a range of mowing tasks.\u003c\/li\u003e\n  \u003cli\u003eTwo blades per package for convenient, timely replacements.\u003c\/li\u003e\n\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: Is this blade set compatible with my 42-inch mower models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Fits 42-inch mowers such as X330, X350, X354, X370, X380, and Z335E\/M, Z345M\/R. Please verify your model and center hole before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the package?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Includes two Earthtec blades (M170642) for 42-inch mower replacement, ready for installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Earthtec","offers":[{"title":"Default Title","offer_id":43982271381638,"sku":"B095KXLCSF","price":51.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/1602\/5478\/files\/earthtec-mower-blades-m170642-42in-closeup-edge.jpg?v=1778749697","url":"https:\/\/patiozora.com\/products\/earthtec-mower-blades-m170642-42in-2-pack-for-x330-x350-x354-x370-x380-z335e-z335m-z345m-z345r","provider":"PatioZora","version":"1.0","type":"link"}