... 2, Color: Natural 3, The kind of chain has many models C12B-1 roller chain with straight side plate' specification:1, Plate material ... .4, It is made by advanced heat treatment with competitive price.5, Packing: a chain + a polybag + Brown box + a wooden case ... .6, MOQ: 500M7, Delivery time: 50 days. C12B-1 roller chain with straight side ...