Iringi yogcino ngokuqhelekileyo idlala indima ekulungiseni i-axial, kwaye ngokuqhelekileyo ilungiswe ngumphezulu we-conical kunye nendandatho yokugcina enezinga eliphezulu lokumisa iziko.Amakhonkco okugcina asetyenziswa ngokubanzi kwi-axial positioning, efana ne-shaft split rering rings, amakhonkco okugcina umngxuma, amakhonkco okugcina avulekileyo, njl.