B6-4 Std Rocket Engine - EST1606 Wheels & Gravix Tires can be applied to a

can be applied to a vertical surface and will stay in place

Ideal for foam core wings

Voltage: 42

Idle Current (Io): 3

Silicon O-ring seal fitted between the end bell and stator helps to conduct inner heat to the motor case and prevent dust from entering the HALL sensor

B6-4 Std Rocket Engine - EST1606 Wheels & Gravix Tires can be applied to aThis is the B6 4 Standard Model Rocket Engines Motors from Estes. Suitable for Ages 10 & Older with Adult Supervision for Those Under 12. Features Single stage engine Standard engine designed for flights in rockets weighing less than 4 ounces, including the engine Engines tested and certified by the NAR Easy to use and comes with clear instructions Specs Length: 2. 75" (7cm) Diameter: . 69" (18mm)