Trakitala ya Crawler ili ndi mphamvu yayikulu yokokera, kuyendetsa bwino kwambiri, kuthamanga kwapansi pang'ono, kumamatira mwamphamvu, magwiridwe antchito abwino, ntchito yosavuta, kukonza bwino, komanso kutsika mtengo kwa zida, makamaka zoyenera kubzala zolemetsa zolemetsa ndi ma terraced o. .
Werengani zambiri