Product information "OS Giken Nissan PULSAR SR20DET R Series Dampened Twin Plate w/Floating Center Hub Clutch"
R Series Clutch; Aluminum Cover Dampened Twin Plate w/Floating Center Hub; Use w/ OEM Nissan Release Bearing for Increased Pedal Effort; Use w/ OSGiken Release Bearing for Decreased Pedal Effort Disc Size: 215MM