bicycle chain
1)1/2x1/4x112L, 1/2x1/4x114L
2)1/2x1/32/116L, motorcycle chain, 415,428,428Hx116L
3)material : steel
4)colour: blue, black, golden, cp
5)packing: 1 pc packing one small box, 50pcs into one carton.
