Rolls-Royce provide two fixed fin designs – the
Brown Brothers™ modular range (fin area 0.8m²
to 16.5m²) for naval vessels, and the Gemini range
(fin area 1.4m² to 3.2m²) for smaller commercial
and naval vessels where high performance and low cost
are important factors.

Brown Brothers Gemini non–retractable fin stabiliser
Features and benefits of modular stabiliser
- Integral hull closing plate simplifies and speeds
up installation
- Fin size and performance tailored to specific ship
designs
Features and benefits of Gemini stabiliser
- Low weight compact design
- Simple to install with packaged power pack
- Enhanced stabiliser performance due to high lift
fin with boundary layer control at the trailing edge
The Gemini range can be supplied with plain or high
lift profile fins depending on application. Modular
stabilisers incorporate superior hydrodynamic features
and fully satisfy military standards for noise, shock
and vibration levels.
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