{"product_id":"rigid-flange-shaft-coupler-set-2-pack-18mm-flange","title":"Rigid Flange Shaft Coupler Set 2 Pack 18mm Flange, 12mm Bore, M4 Motor Shaft Coupler Connector, Built Tough, Heavy Duty Plated Steel, Easy Install, Precise Alignment For CNC Machines, Robotics And DIY Projects","description":"\u003cdiv\u003eHeavy-Duty 12mm Flange Shaft Couplers 2-Pack for CNC\n✔️ 18mm flange, 12mm bore, 4 holes 4mm, wrench \u0026amp; screws \u003cp\u003eThese flange shaft couplers are built from electroplated iron for durability and precise alignment in CNC machines, robotics, model builds, and DIY projects. They fix one shaft to a plane and make it easy to add other components, with four 4mm mounting holes to secure everything tightly. This two-pack fits standard flange sizes and is designed for simple installation and quick replacements.\u003c\/p\u003e \u003cp\u003eQuick specs at a glance: electroplated iron construction, 12 mm bore, 18 mm flange diameter, 4 mounting holes, and included hardware for easy setup. Ideal for CNC machines, robotic projects, and DIY rigs where precise shaft alignment and solid connections matter. Note: always confirm the product model before purchasing.\u003c\/p\u003e ✅ Material: electroplated iron for durability\u003cbr\u003e\n✅ Inner diameter: 12 mm (0.47 in)\u003cbr\u003e\n✅ Outer diameter: 18 mm (0.71 in)\u003cbr\u003e\n✅ Mounting holes: 4 x 4 mm (0.16 in)\u003cbr\u003e\n✅ Weight: ~55 g \/ 1.9 oz per coupler\u003cbr\u003e\n✅ Includes: 2 couplers, 1 wrench, 4 screws\u003cbr\u003e \u003cp\u003e💡 What is a flange shaft coupler used for in hobby CNC and robotics?\u003c\/p\u003e\n\u003cp\u003eHere's a handy explanation for common projects.\u003c\/p\u003e - Handy for joining motor shafts to driven shafts with solid alignment\n- Helps transfer torque smoothly and keeps motion accurate in small machines\n- Works with standard flange patterns and M4 mounting hardware\n- A reliable upgrade over loose connections in DIY automation \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48110762950891,"sku":"VXB0B71PNCDM","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51DTBKo7cWL.jpg?v=1776484604","url":"https:\/\/vxb.com\/products\/rigid-flange-shaft-coupler-set-2-pack-18mm-flange","provider":"VXB Bearings","version":"1.0","type":"link"}