Feature:1. Main Function: Easily lowers/increases the height of the vehicle suspension with coil springs that provide 1 to 2 inches of lift or lower height.2. Coil Spring Adjuster: Compression coils for maximum weight transfer. Adjusts automotive coil springs, controls front and rear end torsion and helps correct hazards.3. Wide Application: Coil spring adjuster can be used for front or rear suspension of the vehicle, suitable for any spring diameter.4. Durable Material: Coil spring compressor is made of high strength steel, which is resistant to wear and breakage, long service life and improves stability.5. Easy Installation: The adjustable spring struts shocks adjuster tool is easy to install and requires no special tools to make your body more stable.Specification:Item Type: Coil spring compressorMaterial: SteelFitment: For the front or rear of vehicle and will fit any spring diameter.Package List:8 xSpring Spacer 8 x Bolt