ID
1346232
$ 13,405.56
1-2 weeks delivery time
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The Max-Prop Boomerang 111 / 4 Blade 21" Spinner 111mm aligns blades automatically at idle, reducing drag, improving reverse thrust, and fitting shafts ø35–100mm.
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Max Prop Boomerang 111 / 4 Blade 21" Spinner 111mm
High-Efficiency Propeller For Sailboats
The Max-Prop Boomerang automatically aligns into the shaft position when engine torque stops. This makes it ideal for modern sailing yachts with hydraulic gearboxes, ensuring minimal drag and improved sailing performance.
Patented Radial Spring System
The integrated radial spring package forces the blades into the vane position when the engine is idling or switched off. This mechanism works independently of axis rotation and boat speed.
Key Features
- Automatic blade positioning for reduced resistance
- Optimal power transmission with anti-shock technology
- Up to 80% more reverse thrust compared to fixed propellers
- Low drag profile for higher speed under sail
- Simple bolt-on mounting
- Externally adjustable pitch
- Suitable for shafts from ø35mm to 100mm and ø1 ¼” to 3 ½”
- Reliable operation in turbulent water conditions
Technical Data
Material Nikkel Aluminium Bronze (Ni.Al.Br.) Number Of Blades 4 Series Boomerang Pitch 21" Sales Unit 1 Piece
Brand: Max Prop (Article code: 784411121) (Barcode: 8720193064000)
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