Hydraulic- Low Profile design fits under stock primary cover. Retro-fits to all 2007-18 Big Twin Scorpion clutches.

• Lock up Pressure Plate Designed for Harley Davidson Big Twins
• Direct-Bolt-on
• Progressively increases pressure as RPM's increase
• Easily adjustable by adding or subtracting weights on six pressure arms (supplied)
• CNC machined, 6061-T6 billet aluminum. Perfect for large displacement, high horsepower motors!