Feature:1. Simple Disassembly and Convenient Maintenance: Simple disassembly, convenient maintenance, can be placed in the backpack. Easy to install, reduce the knot and chain break caused by improper chain pin driving. 2. Recommendation: Road chain buckle replacemnet, with long service life, it is recommended to disassemble not more than times. 3. Manufacturing Material: Made of high quality steel material, strong and , which undoubtedly effectively extends its service life. 4. Minuteness Processing: Fine processing, minuteness processing, rust proof and corrosion resistant. Simple , without too many tedious steps. . Easy to Use: Easy to use and fine workmanship. Without any difficult requirements even though you use it for the first time. Specification:Item Type: Chain Connector Buckle Weight: Approx.15g / 0.5oz Material: Steel Package List: Pairs x Quick Release Buckle Label: Yes