A swivelling fitting on the keel or mast end of a boom for connecting the boom to the mast. Also called a Pacific iron.
Apho kuqiniswa isiqu senqanawe, kwisiphelo somthi omde emazantsi enqanawe esithi sidibane nesiqu eso senqanawe. Kuye kuthiwe yintsimbi yolwandle eliphakathi kweMelika, Ashiya neOsitraliya.