DNM MST-AR Professional Grade Race shock for Pit Bikes Features: Nitrogen charged oil dampened race shock. Rebound adjustment, 250 pound per inch coil, suitable for "A" or Hoop style swingarms, 270mm length Excellent choice for a Kawasaki KLX110. Riders under 150 pounds. Raises seat height 0.75". Developed by Piranha for the KLX110