Marganski Swift HB-3139 Glider Model no. : FF-B028A Specification : Material : Epoxy fuselage/Balsa wood wings Wingspan : 2500mm Length : 1400mm Airfoil : E374 Wing Area : 45 dm sq. Flying Weight : 1600-1680g Control system : Included Retract gear: Aluminum Retract glider / Wheel 2.25"