{"product_id":"sfu2005-19-69-500mm-anti-backlash-nut-20mm","title":"SFU2005 19.69\" \/ 500mm Anti Backlash Nut 20mm Linear Motion Ball Screws Kit, Ballscrew Nut + BK15 Bearing Block \/ BF15 + Coupler + Nut Housing + Motor Mount for Nema 23 Stepper for CNC Set for CNC axis motion, anti-backlash setup, and smoother","description":"\u003cp\u003eSfu2005 500mm Anti Backlash 1-pack built for smooth installs and solid results\u003cbr\u003e✔️ SFU2005 19.69\" \/ 500mm Anti Backlash Nut 20mm Linear Motion Ball Screws Kit, Ballscrew Nut + BK15 Bearing\u003c\/p\u003e\u003cp\u003eThis 1 pack is meant for clean replacement or upgrade work where fit and smooth operation matter.\u003cbr\u003e\u003cbr\u003e✅ The package includes: C7 Grade SFU2005 19.69 inch \/ 500mm ball screw + nut + motor ballscrews bearing kit ( BK15 fixed block end support + nema 23 stepper motor mount bracket with locknuts and circlips ) + BF15 floated end support + Nut Housing + Flexible coupler coupling (The coupler bore for the motor shaft is 8mm in default, we can process other diameter as your need)\u003cbr\u003e✅ The RM2005 ballscrews diameter: 20mm\u003cbr\u003e✅ Pitch \/ Lead: 5mm\u003cbr\u003e✅ Total length: 19.69 inch \/ 500mm\u003cbr\u003e✅ the thread length is as total length - 73mm, and the travel length is as total length - 73mm - 42mm - 10mm, we can provide any length and customization process the end and other parts as you need\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 What lubrication setup helps a ballscrew run smoother at higher speeds?\u003cbr\u003eQuick answer: match pitch, travel length, and support style to your axis load and speed.\u003cbr\u003e* Pitch controls feed rate and torque demand\u003cbr\u003e* Proper end supports keep alignment tight under load\u003cbr\u003e* Good lubrication cuts heat and wear over time\u003cbr\u003e\u003cbr\u003eBuilt to keep motion smooth and accuracy steady during long production runs.\u003c\/p\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":47386709459179,"sku":"VXB0B1DT6C9D","price":434.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/ball-screw-kit-500mm-linear-motion-set.jpg?v=1770448123","url":"https:\/\/vxb.com\/products\/sfu2005-19-69-500mm-anti-backlash-nut-20mm","provider":"VXB Bearings","version":"1.0","type":"link"}