→ Intwasahlobo enomklamo wenani eliphansi lemvamisa yemvelo, nange-ED nokwelashwa ngopende.
→ Intwasahlobo ngemva kokwelashwa kokushisa nokwelashwa kokuqeda ukucindezeleka, impilo ende yesevisi.
→ idizayini ye-anti-slip ne-anti-valve shock bolt, ukuphepha okuphezulu.
→ Ukufakwa okulula futhi kungalungisa ukuphakama nezinga ngokuya ngezidingo zangempela.