{"product_id":"4-pack-hex-couplers-with-4mm-bore-brass-shaft-coup","title":"4 Pack Hex Couplers With 4mm Bore Brass Shaft Couplings For RC Cars And Model Motors, Durable Shaft Linkage Reducing Vibration At High Speed, Includes 8 M4 Screws And 2 Hex Wrenches For Quick Install","description":"\u003cdiv\u003e4-Pack Brass Hex Couplers with 4mm Bore for RC Cars\u003cbr\u003e\n✔️ Includes 4 brass shaft couplers, 8 M4 screws, 2 hex wrenches \u003cp\u003eThese brass shaft couplers connect the motor shaft to the wheel hub in RC cars and model motors, reducing vibration and helping power transfer during high-speed operation.\u003c\/p\u003e \u003cp\u003e✅ Material: brass\u003cbr\u003e✅ Bore: 4mm\u003cbr\u003e✅ Pack: 4 pieces\u003cbr\u003e✅ Includes: 8 M4 screws and 2 hex wrenches\u003cbr\u003e✅ Outer hex nesting fits hex hubs on wheels\u003cbr\u003e✅ Designed to connect motor shafts to wheel hubs for efficient power transfer\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a brass shaft coupling used for in RC hobby applications?\u003c\/p\u003e\nA handy explanation: Brass shaft couplings bridge the motor shaft and wheel hub, enabling efficient power transfer while damping vibration.\n- handy power transfer between motor shaft and wheel hub\n- reduces vibration and power loss at high speed\n- 4mm bore compatibility with hex hubs✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49116740255979,"sku":"VXB0F5VJKKMJ","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61RUaIwDzkL.jpg?v=1785182021","url":"https:\/\/vxb.com\/products\/4-pack-hex-couplers-with-4mm-bore-brass-shaft-coup","provider":"VXB Bearings","version":"1.0","type":"link"}