• Launch all your Pro Series II rockets
• Compatible with most mid-powered rockets
• Easy to assemble and transport

The Big Bertha gives you a slow, realistic liftoff. What a thrill it is to watch! Propelled by powerful Estes standard model rocket engines, this beauty travels to 500 feet. In one afternoon your Bertha is ready for an exciting time at the launch field!

36.8 inches tall! E16-4 and F15-6 engine powered!

ATTENTION: Requires PS II Launch Base (3552) with 1/4″ launch rod or Porta-Pad E Launch Pad (2238) and E Launch Controller (2230) or Pro Series II Launch Controller (2240) with 30′ of wire – Sold Separately

Download Instructions

The Alpha III was the first rocket in the Beginner level series. With easy-to-assemble parts, you’ll be ready for liftoff in an hour.

LAUNCH SYSTEM INCLUDED.