air can not be filled through it

you can be sure of unparalleled control aswell

for example 4x100 to 4x98

Torque capacity 567Nm

They use a ceramic “paddle” friction disc which can result in more noise and harsher engagement and is mainly suited to high speed 4x4 trial or desert race

Clutch Kit - Xtreme Performance Heavy Duty Sprung Ceramic 370Nm 600kg (30% inc.) KMI22002-1B JR31 air can not be filledXtreme Performance sprung ceramic kit 1B Recommended for: Motorsport ApplicationsThese kits are available with sprung ceramic friction discs and are designed for motorsport applications where higher heat and torque capacity is required. These can also be used in some road applications. Specifications: Torque capacity 370Nm Clamp load 600kg 30% Increased over standard Sprung Ceramic Friction Disc Heavy Duty Pressure Plate Kit contains everything you