Producent: aero-naut, ALIGN RC, APC, AXI, Biela, ChRLD, Czechy, E-Flite, EMAX, ESky, Fiala, FMS, FOXY, Gaui, GCT Expert, GPX EXTREME, Graupner, Great Planes, GWS, Hobby King, Kavan, Master Airscrew, Mavrikk, Mejzlik, Menz Standard Wood Props, MP JET, MS Composit, Multiplex, Nine Eagles, Pelikan, Redox, Robbe, VASA MODEL, Xoar, XTREME Production, YUKI MODEL
