Welcome to our store! 1,Bearing Structure: Bike derailleur set, with beraing, Smooth rotation, firm tightness, avoid falling off at the joint, and protect body safety. 2,High Strength: Aluminum alloy material, integrated cutting and forming design, polished, the surface is smooth without burrs. 3,Lightweight Design: CNC precise machining, light weight, does not take up space, easy to carry, and can be placed anywhere. 4,Strong Compatibility: Derailleur is compatible with 2-3 speeds, and the chain pusher is extended to ensure strength and will not wear the guide wheel. 5,Surface Treatment: The surface is painted with anode, the color is bright and does not fade, and the aluminum alloy body is protected. <p class="wang-edit-text"><p class="wang-edit-text"> Item Type: Bicycle Derailleur Set Material: Aluminum Alloy Weight: Approx.70g/2.5oz Compatible: 2-3 Speed <p class="wang-edit-text"><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> 3 x Derailleur Assembly 2 x Derailleur Parts1 x Spring 2 x Gasket 2 x Screw 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 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin