Indiza enophephela emhlane ilenga intambo yomhlahlandlela phakathi kwepulley yendiza enophephela emhlane.I-Aerial Helicopter Stringing Pulley yokucaciswa nosayizi abahlukene izokhethwa ngokuya ngemigqa ehlukene.I-Aerial Helicopter Stringing Pulley ingahlukaniswa ibe isithungu esisodwa, izithungu ezintathu, izithungu ezinhlanu.