{"product_id":"3d-printer-heatbed-leveling-kit-aluminum-knobs-springs-ender-3-ender-5-cr10","title":"3D Printer Heatbed Leveling Kit – Aluminum Knobs \u0026 Springs","description":"\n\u003ch2\u003eHUXUAN 3D Printer Heatbed Leveling Kit – Aluminum Knobs, Steel Springs \u0026amp; Screws\u003c\/h2\u003e\n\u003cp\u003eUpgrade your 3D printer's bed leveling with this precision-engineered heatbed leveling kit from HUXUAN. Designed to fit the Ender 3, Ender 5, CR-10 series, and most FDM 3D printers, this kit delivers rock-solid stability, tool-free hand adjustment, and long-lasting durability — all in a lightweight, rigid package.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Upgrade to This Leveling Kit?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable, Corrosion-Resistant Knobs:\u003c\/strong\u003e Crafted from anodized aluminum alloy, these leveling knobs offer exceptional wear, impact, and corrosion resistance. They maintain smooth operation even after thousands of adjustment cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTool-Free, Non-Slip Adjustment:\u003c\/strong\u003e Knurled texture on the outer edge of each knob increases grip friction, allowing easy hand-tightening without extra tools — even with work gloves or greasy hands.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Resistant Springs:\u003c\/strong\u003e Made from zinc-plated high carbon steel, these springs maintain stable, consistent tension under the high-temperature conditions of 3D printing, preventing hot bed shifting and ensuring uniform layer adhesion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRust-Proof, High-Strength Mounting Screws:\u003c\/strong\u003e 304 stainless steel flat-head screws provide high tensile strength and excellent anti-rust performance. They fit standard 3D printer hot bed mounting holes securely and won't loosen over time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight Spoke-Style Design:\u003c\/strong\u003e The hollow spoke-style knob design reduces unnecessary weight without sacrificing structural rigidity, protecting your hot bed support system and extending its service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3D Printer Accessories\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnodized Aluminum Alloy (knobs), 304 Stainless Steel (screws), Zinc-Plated High Carbon Steel (springs)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpring Sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18mm \/ 16mm options\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEnder 3, Ender 5, CR-10 series, and most DIY FDM 3D printers\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4× Leveling Knobs, 4× Mounting Screws, 4× Leveling Springs\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssembly Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e4 × Anodized Aluminum Leveling Knobs\u003c\/li\u003e\n  \u003cli\u003e4 × Stainless Steel Flat-Head Mounting Screws\u003c\/li\u003e\n  \u003cli\u003e4 × Zinc-Plated High Carbon Steel Leveling Springs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Product photos may not reflect actual size or exact color due to monitor differences. Please refer to the specifications above. Minor measurement differences may occur due to manual measurement.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-wooden-handle-nylon-bristle-paint-brush-for-oil-painting-dusting-and-cleaning-unrechargeable-hand-tool-set-without-batt-2\"\u003e10Pcs Wooden Handle Nylon Bristle Paint Brush – Hand Tool Set\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-precision-japanese-double-edged-hand-saw-sk5-steel-fine-toothed-for-carpentry-and-gardening-6-inch-blade-portable-mini-1\"\u003e1pc Precision Japanese Double-Edged Hand Saw – SK5 Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-professional-heavy-duty-pruning-shears-with-anti-slip-handle-design-suitable-for-trimming-thick-and-sturdy-branches\"\u003e1pc Professional Heavy-Duty Pruning Shears with Anti-Slip Handle\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which 3D printers is this heatbed leveling kit compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This leveling kit is compatible with the Creality Ender 3, Ender 5, CR-10 series, and most standard FDM 3D printer models with conventional hot bed mounting hole configurations. It is also suitable for DIY FDM 3D printer builds.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need any tools to adjust the leveling knobs?\u003c\/h4\u003e\n\u003cp\u003eA: No tools are needed. The anodized aluminum knobs feature a knurled outer edge for a secure, non-slip grip, allowing you to adjust your hot bed height by hand quickly and easily — even while wearing gloves.\u003c\/p\u003e\n\u003ch4\u003eQ: Can these springs handle the heat from a 3D printer hot bed?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The leveling springs are made from zinc-plated high carbon steel, which maintains stable tension under the elevated temperatures typical of FDM 3D printing. They help prevent hot bed shifting so your print layers adhere evenly throughout a print job.\u003c\/p\u003e\n\u003ch4\u003eQ: What size springs are included in this kit?\u003c\/h4\u003e\n\u003cp\u003eA: This kit includes springs available in 18mm and 16mm sizes. Please check your printer's specifications and the product listing variant options to select the correct size for your setup.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which 3D printers is this heatbed leveling kit compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This leveling kit is compatible with the Creality Ender 3, Ender 5, CR-10 series, and most standard FDM 3D printer models with conventional hot bed mounting hole configurations. It is also suitable for DIY FDM 3D printer builds.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need any tools to adjust the leveling knobs?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No tools are needed. 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