This is a pair of Racers Edge Aluminum Rear Shocks in Blue for the 1/10 Axial Yeti 4WD Rock Racer. Use your Axial Yeti to tackle the hardest terrain due to the improved handling of these pre-assembled aluminum shocks from Racer's Edge. Aluminum shocks are more durable than plastic and less susceptible to breakage or oil viscosity changes from temperature. Includes threaded per-load adjusters, springs, and pre-installed pivot balls (fluid not included).