This impressive flying model rocket from Quest is not only a high flyer but has a large payload (cargo) bay as well, should you wish to fly experiments on board or include an altimeter to determine the altitude you flight has achieved. Specifications: Skill Level: 2 Model Rocket Category: Payloader Diameter: 35mm Length: 77.5 cms Motor Mount: 18mm Recovery Via: 2 x 35cms Chutes Motors: B6-4 (first flight - no payload), C6-3, C6-5 Maximum Altitude (estimate only: 240m (800 ft)