parkzone_t-28_trojan-0.jpg 29 KB · Views: 44 Adds flaps "Rotory knob" and Retracts "Retract switch" I have seen some of the other Parkzones T-28 owners on other forums talking about adding retracts and flaps to this plane, so I put these in for future expansion. This variant requires: parkzone_t-28_trojan_EA Reactions: jwsr, ching chong, rjmanzuk and 2 others