Welcome to our store！</br> 1、ALUMINUM ALLOY: The bicycle bearing headset kit is made of excellent aluminum alloy material, which is rust and corrosion resistant. 2、STANDARD SIZE: The bike headset has a standard size for a 44mm straight head tube frame with a 28.6mm standard straight tube fork. 3、GOOD SEALING: Built in oil seal waterproof technology, the oil seal is placed on the upper edge of the headset, and the headset cover is lighter. 4、HIGH PERFORMANCE: With sealed double bearing, has good waterproof, flexible rotation and silent infiltration, with stable performance. 5、GLOSSY SURFACE: Using CNC process, with anodized coloring, these headset bearing components have glossy surface, not easy to fade. <p class="wang-edit-text">Item Type: Bicycle Bearing Headset Product Material: Aluminum Alloy Product Model: DH-441 Product Application: Suitable for 44mm straight tube head tube frame, with 28.6mm standard straight tube front fork <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 Sunflower Assembly 1 x Pressing Ring 3 x Headset Cover Assembly 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>