This is the optional Golden Horizons Aluminum Front Shock Tower for use on the Traxxas Slash 4x4. FEATURES: Aluminum construction Blue in color INCLUDES: One Aluminum Front Shock Tower REQUIRES: Installation on the vehicle SPECS: Height: 53mm (2.09") Width: 72mm (2.83") COMMENTS: Also available in Red (GHHC5213) Silver (GHHC5214) lmm 6.3.10 ir/jxs