In small vessels the vertical keel may project a few inches from the bottom to form a bar keel, which helps to counteract the tendency of the vessel to roll.
Kwizikhitshane ezincinci isiseko esilhe nkqo singaphuma iiinchi ezimbalwa ukusuka kumyantsi ukwenza isiseko esisixwexwe esinceda ukuchosa ukuqengqeleka kwesikhitshane.