The extra slide in the mast track stabilizes the headboard and leads the halyard fair to the turning sheave at the masthead, where the slide and the light shackle prevent jamming.
Islaydi esongezelelweyo kwitracki yemasti izinzisa ibhodiyentloko ikhokelela kakuhle intambo yekuhlisa nekunyusa iseyile, ukuya kwisithungo esyikayo kwintloko yemasti apho khona isilaydi netycihanga elikhaphukhaphu likhusela ukuxingci.