1Pair Portable Bicycle Chain Master Link Joint Connector Quick Clip New Description: Brand new and high quality Practical bicycle chain buckle of chain magic Buckle have all speed magic button No tools need to remove the chain for cleaning As a addition to your seat pack, it just may save the day when you have a broken chain on the trail or road. Suitable for mountain bike and road bike. Easy to install,practical and convenient to use Assembly Guide: 1.Fit chain with the correct length, clean bearing and lubricate. 2.Do not forget to lubricate the pin. 3.Insert both halves of the missing link into the chain ends. 4.Press both halves of the missing link connector together. 5.Lock in place by pulling the chain apart. 6.Opening: press both plates together while sliding the chain ends towards each other. Specification: Suitable for: 10 Speed Chains Material: Stainless Steel Color: C Quantity: 1 Pair (2Pcs,See pictures for details) Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1Pair Portable Bicycle Chain Master Link Joint Connector Quick Clip New