Speaking of NJS certified standard chain, this
NJS certification mark that allows only products that have passed strict examination. Since high precision and safety are always required, NJS certified products are brands by themselves.You can choose from 3 types of variationsHKK's Vertex chain. Each has different durability, but no matter which one you choose, you will feel absolutely secure.
It's a classic fixie chain that doesn't need any explanation for fixie riding and BMX riding.
Color: BLUE, SILCER, GOLD
Size: 1/2 "x 1/8"