200 Piece Spring Assortment, perfect for any automotive project. This kit contains 20 popular sizes of springs, including 8 sizes of compression springs and 12 sizes of extension springs, to give you the variety you need to tackle any job. The convenient re-sealable plastic case ensures your springs stay organized and easily accessible. Whether you're working on a suspension system or repairing a clutch, this assortment has got you covered.