Product Name: Torsion Spring, Springs, Motorcycle Spring, Auto Spring, Auto Parts, Motorcycle Parts, Hardware, Wire Forming Model NO.: hld-sp-06 Shape: Coil Production Process: Cold Roll Load Type: Torsion Usage: Industrial, Auto, Furniture, Motorcycle, Home Appliance Material: Steel Function: Pressed Trademark: RUITAN Transport Package: Carton or Bulk Specification: Sq88062 Origin: China Product Description Torsion spring: This spring is used for motor cars, . We produce according to customer's drawings or samples. The material of it is steel. We also can make with spring steel. The finishment of it is Oxide black. Packing in bulk or carton. According to your requestitem des:motor start springsusage:motor cyclesurface:black or olied,otherpackage:inner plastic bag ,and carton bags in pallet.or as per buyers requestdelivery time:usually in 10 days up to te qtydelivery type:by sea,by air,or by expressproduce way:according to the drawing or the samples customer supplysamples charge:for free but the express feewarrant of the quality:100% return if the responsibility is the factory