Product Name: Coil Spring Model NO.: UNIN-1 Spring Material: Steel Spring Type: Coil Spring Type: Hydraulic Position: Rear Part: Bumper/Buffer Trademark: UNIN Transport Package: Shock Absorber Coil Spring Stardand Package Specification: ISO9001 Origin: Zhejiang HS Code: 73201020 Product Description All kinds of Shock absorber coil springs1) Use for all kinds of Shock absorber2) Main material: alloy spring steel, Refractory steel, stainless steel3) Inner packing: PE bags & cartons & wooden pallet