TheRockShox High Pressure Fork/Shock Pumpis a must have for all owners of air shock forks and shock systems, this light-weight and high quality build Pump is easy to carry around with you on the trail for when you need to make slight adjustments. Getting the right level of pressure is key to ensure you are receiving full control and support for your weight and riding style, the RockShox Fork Pump enables you to adjust the air pressure for the best possible sag for a fun and safe ride for the terrains you are riding on! RockShox High Pressure Fork/Shock Pump Features High-pressure / small-volume Made of high quality material Durably constructed Maximum 300 psi Easy to Use