Estes B4-2 Single-Stage Rocket Engines – 3-Pack for Beginner Launches

Description

Overview

The Estes B4-2 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 4 ounces, including the engine. Each package includes 3 engines, 4 starters and 4 plugs.

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Compatible Rockets

• 
  

  Interceptor™

• 
  

  Der Red Max™

• 
  

  Chiller™

• 
  

  Big Bertha®

Technical Specifications

• Total Impulse

5.00 N-sec

• Time Delay

2 Seconds

• Max Lift Weight

4.0 oz (113 g)

• Max Thrust

13.20 Newtons (3.0 lbs)

• Thrust Duration

1.10 Seconds

• Length

2.8 in. (7 cm)

• Diameter

18 mm

• Weight

.66 oz. (18.7 g)

• Propellant Weight

0.27 oz (7.6 g)

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