This is the radio controlled, glow powered, Almost-Ready-to-Fly, Great Planes Reactor .46-.70/EP Sport Aerobatic Airplane. For Intermediate to Advanced Modeler/Fliers. FEATURES: Construction: Laser cut balsa and plywood, bolt pattern on firewall lines up for either a .46-.70 glow engine or Brushless electric motor such as the ElectriFly 42-60-480 RimFire, GPMG4715 Wings: 2 piece wing with aluminum wing tube Covering: Factory applied Top Flite MonoKote, color scheme: Sapphire Blue - TOPQ0226, Orange - TOPQ0202, Transparent Yellow - TOPQ0303, Missile Red - TOPQ0201 and Black - TOPQ0208 Radio Compartment: Plywood reinforced, accessible under canopy Glow Engine Mount: Great Planes nylon adjustable (GPMG1061) Fuel Tank: 10.8oz (tank dimensions - 4.67" x 2.45" x 2.16") Cowling: Pre-painted, fiberglass construction Wheel Pants: Pre-painted, fiberglass construction Canopy: Clear with factory painted, Silver colored trim Landing Gear: Pre-formed aluminum, factory painted Yellow Wheels: Two main 2" (51mm) diameter and one 1" (25.4mm) tailwheel Aileron Control: Dual servo Building Time: Ready to fly in only 5-6 hours. Warranty: Great Planes Model Manufacturing Company guarantees this kit free from defects in both materials and workmanship at the date of purchase. INCLUDES: Pre-built and covered wings, fuselage and tail assemblies, pushrods, pre-bent main landing gear, .10" (2.5mm) diameter tailwheel wire, 2" foam main wheels, 1" foam tailwheel, 2.25" (57mm) diameter red spinner, 10.8oz (320cc) fuel tank, wood servo trays and wing joiners, hardware package and photo-illustrated instructions. REQUIRES: Brushless Outrunner electric motor Electronic Speed Control NOTE: The recommended propeller for use with the RimFire C42-60-480kV Brushless Outrunner Motor power system is the APC 15x8E propeller. If installing a glow engine, use the engine manufacturer's propeller recommendation. Two 3200mAh LiPo batteries connected in series, LiPo charger Medium Brushless Motor Mount OR Glow Engine: .46-.51cu in (7.8-8cc) 2-stroke OR .70 cu in (11.5cc) 4-stroke Muffler: Sports-Style (Engine mounts in an upright position) Radio: 4-Channel Servos: 5-Mini (2-Aileron, 1-Elevator, 1-Throttle(for glow only) 1-Rudder) 50oz of torque minimum, digital servos highly recommended 6" (152mm) Servo Extensions: Two, 12" (305mm) Servo Extensions: Two, 24" (610mm) Servo Extensions: Three If your radio is not capable of mixing you will also need 1 Y-harness HCAM2500 and 1 EMS Servo Reverser - EMOM0027 Misc. Items: Glow plug, ¼" foam rubber padding, medium fuel tubing, fuel filter, propeller, building and field equipment. SPECS: Wingspan: 58" (1475mm) Wing Area: 745 sq in (48.1 sq dm) Weight: 5.25 - 6.16lb (2410 - 2720g) Wing Loading: 16 - 18oz/sq ft (50 - 57g/sq dm) Length: 59" (1500mm) Airfoil: Fully Symmetrical Center of Gravity: 4¾" (121mm) Back from the leading edge of the bottom wing measured at the fuselage sides Control Throws- High Rate Low Rate Elevator: Up & Down ¾" (19mm) ½" (12.7mm) Rudder: Right to Left 1½" (38mm) 1" (25.4mm) Ailerons: Up & Down ¾" (19mm) ½" (12.7mm) Flaps: Up & Down 1-3/8" (35mm) 1" (25.4mm)