A small circular cap fitted to the top of a mast and usually fitted with one or two sheaves to enable halyards to be rove.
Sisicikwana esingqukuva esifakwe kumphezulu wemasti kwaye sidla ngokufakelwa nesithungu esinye okanye ezimbini ukwenzela ukuba iintambo zokunyusa nokuhlisa iseyile okanye iflegi sikwazi ukusiwa ngapha nangapha.