KTM 78013920000 Front Brake Bleeder Screw Brake system bleeding as simple as possible. Change the original bleeder screw on the brake caliper to this new bleeder screw with included holding valve. You just have to open the screw of the non return-valve a half turn and pump the brake fluid with the brake lever through the brake system. The holding valve avoids that air is coming back into the system. You dont need to have a second person to pump or open and close the bleeder screw. Changing the brake fluid or bleeding the system is done in seconds. Comes with anodized mud cap. 45.99 48.99