Log grapples igenewe gukora ibikorwa byubwoko butandukanye. Log grapples ningirakamaro mubigo byimbaho. Bafasha kugabanya umubare wimirimo yintoki, bityo bakongera umusaruro.
Abakora umwuga bakora grapples kugirango bahuze amahame ya tekiniki akenewe. Imiterere yihariye y'urwasaya ituma ikora neza ibiti bizengurutse ibiti n'ibiti. Ibikoresho bikoreshwa byoroshye kuva kuri cockpit yabakoresha ndetse no gukora ibikorwa bigoye nko gutunganya ikirundo cyibiti cyakonje cyane.
Urutonde rwumwuga rugaragaza imiterere itandukanye ya grapples, nyamara zose zashyizweho na rotateur - uburyo bwihariye butuma grapples izunguruka dogere 360.