Description: Improve the performance of the shock absorber and effectively solve the problem of spring weakness under heavy load. More comfort and more stable when you driving during curve corner. Reduce pumping of absorber when passing uneven road. Reduce noise and vibration during driving. A great accessories for your car, 9 kind of size for choose. Easy to install, fit for most cars, trucks and SUV. Specification: Material: TPE Synthetic Rubber Color: White A Plus Spring Gaping 60mm/2.36inch, Colloidal Height: 90mm3.54inch A Spring Gaping 47mm/1.85inch, Colloidal Height: 80mm/3.14inch B Spring Gaping 38mm/1.49inch, Colloidal Height: 72mm/2.83inch B Plus Spring Gaping 34mm/1.33inch, Colloidal Height: 62mm/2.44inch C Spring Gaping 27mm/1.06inch, Colloidal Height: 50mm/1.96inch C Plus Spring Gaping 32mm/1.25inch, Colloidal Height: 60mm/2.36inch D Spring Gaping 22mm/0.86inch, Colloidal Height: 43mm/1.69inch E Spring Gaping 17mm/0.66inch, Colloidal Height: 38mm/1.49inch F Spring Gaping 13mm/0.51inch, Colloidal Height: 36mm/1.41inch Package Includes: 2 Piece Spring Buffers Note: 1.Please allow 1~3 cm error due to manual measurement, thanks. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you.