बैफोराव सरासनस्रायै उन्थिं मोनसे आयसा थायो, जाय रल आरो य'खौ लाखिनायाव मदद होयो आरो रादारनि गोहोमखौ बांहोयो।
They usually have a fin towards the rear, to help prevent roll and yaw and to increase the effectiveness of the rudder.