{"product_id":"4-lmf12uu-linear-ball-bearings-12mm-bore-round","title":"4 pack lmf12uu linear ball bearings, 12mm bore round flange linear ball bearings flange motion bushing with double side rubber seal abec3 for cnc, 3d printer built for smooth motion, steady alignment, and clean installs for CNC, automation, and","description":"\u003cp\u003ePack Lmf12Uu Linear Ball made for smooth installs and clean fit\u003cbr\u003e✔️ 4 pack lmf12uu linear ball bearings, 12mm bore round flange linear ball bearings flange motion bushing with\u003c\/p\u003e\u003cp\u003eThis 4 pack is meant for clean replacement or upgrade work where fit and smooth operation matter.\u003cbr\u003e\u003cbr\u003e✅ Size \u0026amp; package: model: lmf12uu\u003cbr\u003e✅ Inner diameter: 12mm\/ 0.47 in\u003cbr\u003e✅ Outer diameter: 21mm\/ 0.83 in\u003cbr\u003e✅ Total length: 30mm\/ 1.18 in\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you size a ballscrew kit to avoid backlash in CNC builds?\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":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52222426677567,"sku":"VXB0G2BHM3PX","price":57.09,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/lmf12uu-linear-ball-bearings-12mm-flange-4pack.jpg?v=1772830198","url":"https:\/\/bearingscanada.com\/products\/4-lmf12uu-linear-ball-bearings-12mm-bore-round","provider":"Bearings Canada","version":"1.0","type":"link"}