{"product_id":"rigid-single-split-shaft-coupling-for-one-half-to","title":"Rigid Single Split Shaft Coupling For One-Half To Three-Eighths Inch Bore, One-And-One-Eighth Inch Outside Diameter, One-And-Three-Quarters Inch Length, Black Oxide Coated With Set Screws, Perfect For DIY 3D Printer Motors And Wheels","description":"\u003cdiv\u003eRigid split shaft coupling for 1\/2-3\/8 bore, 1.125\" OD\u003cbr\u003e\n✔️ Bore: 1\/2-3\/8 in (9.5-12.7 mm); OD 1.125 in (28.6 mm); L: 1.75 in (44.5 mm); set screws  \u003cp\u003eThis rigid single split shaft coupling securely joins two shafts to transfer torque in compact drives. It's a popular choice for DIY projects like 3D printer motors, wheel hubs, and small gear setups where precise alignment and solid torque transfer matter.\u003c\/p\u003e ✅ Material: 45# steel with black oxide coating for corrosion resistance \u003cbr\u003e\n✅ Bore range: 1\/2-3\/8 in (9.5-12.7 mm); OD 1.125 in (28.6 mm); length 1.75 in (44.5 mm) \u003cbr\u003e\n✅ Set screws: #8-32 x 1\/2 in (12.7 mm) included \u003cbr\u003e\n✅ Finish: black oxide coating for durability and low glare \u003cbr\u003e\n✅ Application: ideal for connecting motors, wheels, pumps, and small drives \u003cbr\u003e \u003cp\u003e💡 What is a shaft coupling used for in small drive systems?\u003c\/p\u003e\n\u003cp\u003eThis handy overview explains the concept and best uses.\u003c\/p\u003e\n- It links two shafts to transfer torque and rotate connected parts. - It maintains alignment and minimizes backlash in compact drives. - It’s easy to install with common bore sizes and set screws. \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48110941700331,"sku":"VXB0F7XSTFNX","price":88.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71EM56DASJL.jpg?v=1776495505","url":"https:\/\/vxb.com\/products\/rigid-single-split-shaft-coupling-for-one-half-to","provider":"VXB Bearings","version":"1.0","type":"link"}