{"product_id":"two-lead-screws-pack-300mm-8mm-lead-screws-with-st","title":"Two Lead Screws Pack 300mm 8mm Lead Screws With Stainless Steel Threaded Rod And Two Flexible Couplings For No Hassle Fast Install 3D Printer Z Axis Upgrade Kit Bundle","description":"\u003cdiv\u003eTwo 300mm Lead Screws with 8mm Lead and SS Rods Kit\u003cbr\u003e\n✔️ Includes 2x 300mm lead screws and 2x flexible couplings \u003cp\u003eThis upgrade bundle provides two stainless steel lead screws and two flexible couplings designed for 3D printer Z-axis systems. It’s a common upgrade to improve motion accuracy and ease of installation on DIY printers and compact CNC rigs.\u003c\/p\u003e \u003cp\u003e✅ 2x 300mm lead screws, 8mm diameter, 8mm lead, copper nuts, stainless steel construction\u003cbr\u003e✅ 2x flexible couplings, ID 5\/8\" (15.875mm) \/ 0.625\" approx, OD 19mm, height 25mm\u003cbr\u003e✅ Lead screw spacing 2mm; rust-resistant stainless steel for durability\u003cbr\u003e✅ Pack includes all pieces for quick, no-fuss install\u003c\/p\u003e \u003cp\u003e💡 What is a lead screw upgrade kit used for in 3D printers? A handy upgrade boosts Z-axis control and motion reliability. \u003c\/p\u003e\n- Improves Z-axis precision and repeatability\n- Reduces backlash and wobble for stable layer heights\n- Fits standard 8mm lead screws and copper nuts in typical DIY setups\n- A solid choice for upgrading hobbyist printers and small CNC rigs\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48206852161771,"sku":"VXB09JFTHZL4","price":49.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51gNFIfdq6L.jpg?v=1778812086","url":"https:\/\/vxb.com\/products\/two-lead-screws-pack-300mm-8mm-lead-screws-with-st","provider":"VXB Bearings","version":"1.0","type":"link"}