large small coil compression springs 1.good quality material:55CrSi 2.high standard of workmanship 3.rich experience spring, coil spring, car spring, coloful springOPEL KADETT EASTRA 9.84-9.91 REAR L&R(OE 424 294)zero-deect,high quality diverse vary mainly material:55CrSisurface treatment:All kinds of surface treatment are available,Such as zinc plating,chrome plating,Nickel plating,Powder ...