ESTES 1607 B6-6 Model Rocket Engines 3 Pack (Ships USPS Ground) Kraton 6S Helical gear teeth for increased

Helical gear teeth for increased strength

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ESTES 1607 B6-6 Model Rocket Engines 3 Pack (Ships USPS Ground) Kraton 6S Helical gear teeth for increasedESTES 1607 B6 6 Model Rocket Engines 3 Pack Ships USPS Ground Only The Estes B6 6 engine is an upper stage engine designed for model rocket flight. This engine can also be used as a single stage engine in lightweight rockets. Each package includes 3 engines, 4 starters and 4 plugs. SPECIFICATIONS: Length: 2. 8 in. (7 cm) Diameter: 18 mm Estimated Weight: . 64 oz. (18. 1 g) Total Impulse: 5. 00 N sec Time Delay: 6 Seconds Estimated Max Lift Weight: 2.