Side-Power Aluminum Alloy Anode & Screw for 125mm Tunnel Thrusters

Complete kit to upgrade your side-power 55S thruster from a 4-blade prop to the newer, quieter & more efficient 5-blade Q-prop. Can be adapted to all 55S models produced after 1998.

• Noise reductions of up to 75% measured in controlled environments
• The expected & tested normal noise reduction in average installations 20 to 40%
• Will be delivered on all sidepower models during 2008 except the SP550
• Upgrade kits are available for most SP Series thrusters with special adaptors
• Actual noise reduction will vary with boat type & thruster installation
• Material: Composite
• Propulsion System: 5-Blade
• Includes: (1) Q-Prop, (1) Adapter, (1) Zinc Anode with Bolt, (1) Propeller Drive Pin, (1) Propeller Lock Nut, (1) Propeller Washer
• (Al-Zn-In)