Welcome to our store！</br> 1、Aluminum Material: Made of high quality aluminum alloy with high strength, rust resistance and durability, no easy to deform. 2、CNC Machining: CNC machining treatment can make the surface smooth, and can also prevent wear and tear. 3、Size Situation: The inner diameter of locking cap is about 26mm/1.0in, outer diameter is about 44mm/1.7in. 4、Universal Type: Can be used for barrel shaft, compatible with mountain bike, very easy to install and remove with the quick release whelset type. 5、Using Method: Using with centerlock adapter, mount on the middle lock hub, 9/12/15/20mm axis are all available, so that it can install 6 bolt disc. <p class="wang-edit-text"><p class="wang-edit-text"><p class="wang-edit-text"> Item Type: Centerlock Lockring Material: Aluminum Alloy Application: For Thru Axle Hub, Bike, Mountain Bike Product Size: Approx.ID: 26mm/1.0in OD: 44mm/1.7in Weight: Approx.11g/0.4oz <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 Centerlock Lockring 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>