DIY Supplies : MetalworkingMaterial : MetalCertification : NONEFunction : Transmission ChainStructure : Roller Chainis_customized : YesModel Number : 05B-1Standard or Nonstandard : StandardChain : 05B-1Length : 1.5/5MChain Shipping1.Before placing orders, please confirm price and other details with us. 2.When processing order, please check out shipping address, post code and tel. no. ect. 3.We will arrange the delivery within 7 working days after receiving your payment. 4.In general, we will ship your order together by China Post. But if it is urgent, you can pay some extra shipping fee, we will send you via other express as below.