I-nut ye-cap kunye ne-stainless steel hexagon slotted nut zixhotyiswe nge-pin yokucanda, ehambelana ne-screw nge-bolt yomngxuma.Isetyenziselwa ukumelana nokungcangcazela kunye nemithwalo etshintshanayo, kwaye inokuthintela i-nut ukuba ingakhululeki kwaye iphume.