When two stages simply aren't enough, try three! D engine (not included) powered booster stage gets things going in a hurry. Estes highest flying rocket roars to ultra high altitudes - over half a mile (805 m) high! Skill Level II.
ESTES Rocket kit features: 41 in. long (104.1 cm); 0.98 in. dia. (24.9 mm); dual streamers recovery; die cut balsa fins; Max. Altitude: 2660 ft. (811 m); Engines (recommened, but not included): Single Stage Flights - A8-3, B4-4, B6-4, C6-5; Three Stage Flights - Booster: C11-0, D12-0; Second Stage: B6-0, C6-0; Third Stage: B6-6, C6-7 Requires 3/16 in. (5 mm) Maxi launch rod.