These are the Front Shock Springs for the Traxxas Slash (TRAC43**). FEATURES: Metal construction, prgressive rate White in color INCLUDES: Two Front Shock Springs REQUIRES: Installation on the Traxxas Slash SPECS: Length, uncompressed: 58mm (2.28") Wire Diameter: 1.4mm (0.05") Inner Diameter: 15.5mm (0.61") cnh 10/14/08 ir/jxs