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Rocket kit Big Bertha - Estes

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Over the decades this is the first big rocket for many modelers! Slow, realistic lift-offs from this true classic!

Engines, glue and paints not included.

61 cm
Diameter: 41.7 mm
Weight (without motor): 62 gr
Recovery: 46 cm (18") plastic parachute
Fins: die cut balsa
Launch rod required: 3 mm
Recommended engines: B4-2, B4-4, B6-2 (first flight), B6-4, C6-5

WHAT YOU NEED TO BUILD IT: Scissors, pencil, ruler, fine sandpaper, carpenter’s glue, plastic cement, hobby knife, masking tape, primer, paint. (Tools, construction and finishing supplies not included.)

WHAT YOU NEED TO LAUNCH IT (sold separately): Estes Porta-Pad II Launch Pad or Klima Launch Pad with 5 mm launch rod, Estes Electron Beam Launch Controller or Klima Launch Controller, model rocket engines, starters and recovery wadding.
Four 1.5V high quality AA alkaline batteries are also required for launch controller (not included).

Data sheet

42 mm
Motor diameter
18 mm

Estes: B4-2, B4-4, B6-2, B6-4, C6-5
Klima:B4-4, C6-5, D9-5