These stabilizers are designed to be used with the M-07 Concept machine. They are a valuable tool in adjusting the M-07 Concept setup by quickly and easily altering the suspension rigidity and handling characteristics. The set includes 2 stiffness’s for the front and rear of the car, plus adjusters to easily alter the Left and right balance. • Front Stabilizers (Soft: red, Hard: blue) x2 • Rear Stabilizers (Soft: red, Hard: blue) x2 • Adjuster rods, stabilizer stoppers and small parts for attachment included. • Compatible with M-07 Concept chassis.