Motion Pro 11-0089 Gold M5 x 0.8 Micro Bleeder Kit includes two bleeder valves for use on most Showa inverted forks with a M5 x 0.8 air bleed screw in the fork cap New ultra-compact, low profile design is only 11 millimeter high installed Stainless steel body is stronger, will not corrode, and fits on many late model Japanese off-road motorcycles Allows bleeding of air pressure without tools, reducing harshness caused by air build-up One of the easiest bolt-on upgrades you can make to your forks, simply replace the OEM bleeder screw with the micro bleeder