1 Pair MTB Bike Chain Quick Link Mountain Road Bike Chain Link Connecting Master Connector For 6/7/8/9/10/11/12 Speed Chain Features: *1. Made of high-quality steel, forged many times to ensure strength and durability.? *2. Surface polishing and internal oiling have better corrosion resistance and lubrication smoothness.? *3. Easy installation, reducing dead joints or broken chains caused by improper driving of chain pins.? *4. The links of the magic buckle are easy to assemble and disassemble, easy to clean, reusable for about 5 times, suitable for mountain bikes and road bikes.? *5. Suitable for 6/7/8/9/10/11/12-speed bicycle chains, small and easy to carry.? Description:? *1. Material: steel *2. Color: silver (as shown) *3. Weight: about 2.5g *4. Note: The magic button can only be reused for 5 times. Although it can be used for more than 5 times, its performance will be reduced. It is a consumable item. It is recommended to prepare several more sets, and the magic button should be replaced at the same time when replacing the chain. Package Content: 1 pair x Bicycle Chain Link? Note: 1. All pictures are professionally color coded, but due to the different ambient light and display device settings, there may be some deviations between the pictures you see and the objects themselves, please understand. 2. The data is measured manually, and there may be some deviations, but it will not affect the use.