When two stages simply aren't enough, try three! A "D" first stage booster gets things going in a hurry. Estes' highest flying rocket roars to ultra high altitudes, over a half mile high!

Specifications:
Length: 41" (104.1cm) Diameter: 0.98" (24.9mm) Weight: 2.1oz (59g)
Max Altitude: 2660ft (811m) Recovery: Streamers
Fins: Balsa Engines:Single Stage flights: A8-3, B4-4, B6-4, C6-5,
Three stage flights: Booster Stage: D12-0, Second stage: C6-0 Third Stage: B6-6 (requires a 3/16" maxi rod EST2244 sold seperately)

$21.09