Gadzira shanduro yakaoma zvikuru yemutsara uyu Pakutanga yakatanga seSierra Flight Systems.
Chokwadika, shanduro yakaoma zvikuru yemutsara wacho ndeiyi "Pakutanga yakatanga seSierra Flight Systems, kambani yakabatanidzwa naGordon Pratt naRick Price muna 1997".