Features: Ultra-compact, low-profile design is only 11 mm high installed Stainless steel body is stronger and will not corrode Easy to install - simply replace the OE bleeder screw with the Micro Bleeder Reduce harshness caused by air buildup Allows bleeding of pressure without tools One of the easiest bolt-on upgrades you can make to your forks Kit includes two bleeder valves Black: M4 x 0.7; For KTM SX/SX-F/XCF/XCW '07-later models with WP 4860 MXMA CC closed cartridge fork caps and all '99-later WP 43/WP 48 fork caps w/ external preload adjusters (these fork caps require 4-pin spanner PART #MP08-0290 to remove fork cap) Silver/Black: M4 x 0.7 and M8 x 1.0; for use with WP AER forks. Gold: M5 x 0.8; for use w/ most Showa inverted forks w/ a M5 x 0.8 air bleed screw in the fork cap. Orange: M4 x 0.7; For all '99-later WP 43/WP 48 fork caps w/o external preload adjusters (these fork caps do not require 4-pin spanner to remove fork cap). Silver: M5 x 0.8; for use w/ most Kayaba inverted forks w/ a M5 x 0.8 air bleed screw in the fork cap.