AF Model 12g 6.6V Metal Servo Rev/CW for AF Model 12 CH T-45 Goshawk / 12 CH T-45 Goshawk 105-110mm / 11 CH MiG-17 / 12 CH Aermacchi MB-339 / 12 CH Aermacchi MB-339 105mm / 12 CH L-39 Albatros / 12 CH L-39 Albatros 105mm V2 PRO / 8 CH Diamond / 8 CH Diamo