- Adjustable air pressure - Use the air pressure button to adjust stiffness, allowing you to switch between a firmer or softer feel to suit your weight, preference, and terrain. This helps optimize control and comfort on different rides. - Superior shock absorption - Constructed from aluminum alloy, this rear shock absorber provides strong shock absorption and effectively reduces violent vibrations on rough surfaces for a smoother ride. - Size options - Available in 125mm, 150mm, 165mm, and 190mm to fit a wide range of bicycle models and rider preferences. - Easy installation - Includes a 24mm insert for straightforward mounting, enabling quick installation and minimal downtime. - Use scenarios - City commuting over potholes and uneven pavement where adjustable pressure improves comfort and handling. - Mountain trail riding on rocky or technical sections where enhanced damping helps control. - Long gravel rides with mixed surfaces where customizable stiffness and reliable shock absorption maintain comfort over extended periods.