EST1602

ESTES B4-4

New product

3 Items

11,50€

B4-4 Engines

The Estes B4-4 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 3.5 ounces, including the engine. Each package includes 3 engines, 3 igniters and 4 igniter plugs.

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