Yenziwe ngentsimbi yekhabhoni ephezulu, isibambo se hook side, incam ye hook ibukhali, ukumelana nokubola kunamandla, kwaye izinga lokutya intlanzi liphezulu.Umqheba we hook uyilwe ngokomgaqo womatshini wokukhusela ukungqubana phakathi komgca kunye nomphezulu we-hook, okunciphisa kakhulu amathuba okuqhawula intambo kunye nokuzinza okuqinileyo.Inqaku ngalinye elibukhali le-hook likhazimliswa ngamaxesha amaninzi ukuqinisekisa ukubukhali kwe-hook, enokufikelela kwisiphumo sesantya sokungena ngokukhawuleza kunye nobude obunzulu bokungena.Kwimeko yokunganyusi umgca we-hook kunye nobunzima bomzimba we-hook, ukuxhatshazwa kwe-longitudinal ye-hook kuqhutywe kakhulu.