The Knuckle add-on is the same classic Wisefab part we've used on our pro kits for many years

Brown/Red 11psi Middle spring and Brown/Blue 10psi Outer Spring (installed)

with more applications coming in the future

Both: 315MHz+433MHz operating frequency = (USA+EUROPE)

more reliable replacement for OEM parts

Clutch Kit - Xtreme Performance Heavy Duty Sprung Ceramic 510Nm 800kg (45% inc.) KTY23017-1B Nissan The Knuckle add-on is theXtreme 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 510Nm Clamp load 800kg 45% Increased over standard Sprung Ceramic Friction Disc Heavy Duty Pressure Plate Kit contains everything you