The YSS Up-Side Down Gas Front Fork has a modern look with the latest technology inside. This is a gas filled Front Fork with a High-Low Speed Compression Adjuster with two knobs and 30 clicks adjustment on every knob, to fine tune the Compression for every track and weather conditions. It also has a 30 clicks Rebound Adjuster with a big range of adjustment to find the best setting for every race condition on fast and slow corners. To find the optimal balance in your bike, this Front Fork has a Spring Preload Adjuster where you can adjust the Spring Preload with 15 mm. The external reservoir contains nitrogen on a floating piston that seperates the oil from the Closed Cartridge System that guarantee an excellent grip and a smooth traction on every race track. All forks come with DLC coated inner tubes for less friction and smoother traction at all time, and together with the long life seals we guarantee the best performance you can get.