3 Pairs Speed Chain Bike Chain Link Bike Chain Links Bike Chain Link For 11 Speed Chain Jiujiuso The product is shipped based on the color or size of the main image of the product page. materials: The chain links of bicycle chains are made of 50 steel, are durable, resistant to oxidation and wear. After precision processing, it is not easy to be damaged and can be used for a long time. High performance: Smooth edges do not damage the bicycle chain, which promotes smooth chain operation. High tensile strength up to 950 kg for the exchange or temporary repair of bicycle chain accessories. Easy to use: Easy to assemble without additional tools, the quick release design is easy to use. Robust steel construction for reuse, suitable for racing bikes and mountain bikes. Perfect compatibility: 21mm long, 5.5mm wide, 7mm high The bicycle chain connection is compatible with all 11 speed chains and your ideal accessory for bicycle chain exchange. You dont need to go to a repair shop to save a lot of money. Bike Chain Replacement Parts: The set contains 3 pairs of chain links for bicycle chains. All Missing Link bikes are packaged in a small, light and easy to carry bag. Helps you easily correct bicycle chain errors in an emergency. 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.