1.Kufanana ndi mabedi achipatala.
2.Smooth pamwamba.
3.Zopangidwa ndi zida zapulasitiki zamphamvu zaukadaulo zomwe zimakhala zolimba komanso zamphamvu.
4.Hand crank imatha kupindika
3.Kudziteteza kumagwira ntchito pamene zomangira zimasunthira pamwamba.
4.Joint thandizo amapangidwa mkulu mphamvu zitsulo aloyi zakuthupi, Strudy ndi burable.