A metal plate bolted across the lugs of a fairlead to prevent a rope from slipping out when lead upwards. Origins in the problems encountered by vessels in the Panama Canal locks.
Yipleyiti yentsimbi eqhotyoshelwe kwimiqheba yesiciko ukuthintela intsontelo ekubeni ityibilike xa iphakamela phezulu. Isukela kwiingxaki ethi inqanawa idibane nazo kwizitshixo zeMijelo ye-Panama.