Bike Brake Spring (HPD2013020) Hiproda Hardware Products Co., Ltd. Base Info Model NO.:HPD2013020Material:Stainless SteelUsage:Multi-FunctionLoad Type:ExtensionShape:SpiralTrademark:HiprodaSpecification:ROHS, SGS,Origin:Shenzhen Description Pre:Compression Spring (HPD2013016) Next:Customized Electronic Spring (HPD2013030)