SilverSteer™ SVS helms have been specifically designed for high torque applications such as bass boats, flats boats, and boats with shallow dead rise and high horsepower. Ball bearing piston raceBuilt-in lock valve for positive rudder lockIntegral relief valve for over-pressure protection 105 bar (1500 PSI)3/4" tapered stainless steel shaftCast iron rotor for greater durability and longer lifeComplete w/adjustable 3/8" 45° fittings