A2 PRO(54) ACADEMY(1) AERO-NAUT(3) ANSMANN(3) BILLING BOATS(2) COBRA(1) DUBRO(2) E SKY(7) GRAUPNER(4) KRICK(1) MASTER AIRSCREW(13) MHD(15) O.S. ENGINE(2) REVELL(4) SANWA(3) SIMPROP(15) T2M(3) TAMIYA(2) TRAXXAS(3) UNIMAX(3) WEBRA(1)