Estes B6-6 Engines/3pk 1607

This is one B6-6 Model Rocket Engines (3pk) by Estes Rockets. Please note in store availability and pricing may vary. The Estes B6-6 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.