Welcome to our store！</br> 1、Practical Function: The hub is fixed and fixed to the motor shaft with a coupling. When you attach this stainless steel hub to the wheel, it will meet your requirements exactly. 2、Perfectly Machined: These couplings have clean, smooth edges and are perfectly machined to resist deformation under pressure. 3、Premium Material: These bore rigid couplings are made of stainless steel material for impact resistance, strong durability and long service life. 4、Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability. 5、Easy Installation: Easy to install without complicated tools or drilling, no modification is required, convenient for using, save your efforts. <p class="wang-edit-text"><p class="wang-edit-text">Item Type:&nbsp;Flange Coupling Material: Stainless Steel Diameter: 56.8mm Width: 26.4mm Aperture: 12mm Suitable for connecting motor and wheel <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x&nbsp;Flange Coupling Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>