{"product_id":"bi-directional-8mm-lead-screw-300mm-long-with-2-br","title":"Bi Directional 8mm Lead Screw 300mm Long With 2 Brass Nuts For 3D Printer Builders Acme Thread 2mm Lead 2mm Pitch Right And Left Hand High Precision Linear Motion For Smooth Travel And Layer Control","description":"\u003cdiv\u003eBi-directional 8mm Lead Screw set with 2 brass nuts\u003cbr\u003e\n✔️ Right\/left hand 8mm lead screw, 300mm long, 2 brass nuts included \u003cp\u003eThis bi-directional lead screw pair uses an 8mm diameter stainless steel rod and a 2mm lead for precise, synchronized linear motion. It’s designed for 3D printers, CNC machines, and automation projects, delivering smooth travel and reliable layer control when used with matched nuts.\u003c\/p\u003e \u003cp\u003e✅ 8mm lead screw diameter: stainless steel, straight with no bends\u003cbr\u003e\n✅ Lead \/ Pitch: 2mm (0.079\"), allows precise step movement\u003cbr\u003e\n✅ Total length: 300mm (11.81\"), with 140mm per side and ~20mm middle joint\u003cbr\u003e\n✅ Includes 2 brass T8 nuts with 4 fixing holes each\u003cbr\u003e\n✅ Bi-directional operation ensures opposing nuts move in sync\u003cbr\u003e\n✅ Right-hand and left-hand threads are equal by default (customizable)\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a bi-directional lead screw used for in precise motion systems?\nThis handy answer explains when to use it and why it matters.\n- handy for dual-drive axes in 3D printers and CNC machines\n- improves synchronization between opposing motors in bidirectional setups\n- compatible with 8mm lead screws and 2mm lead, brass nuts included\u003c\/p\u003e \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48110762885355,"sku":"VXB0B714RHH7","price":88.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61Rpp3fs8eL_d29d61df-7d13-4f91-8c67-e2e68968f610.jpg?v=1776484604","url":"https:\/\/vxb.com\/products\/bi-directional-8mm-lead-screw-300mm-long-with-2-br","provider":"VXB Bearings","version":"1.0","type":"link"}