B6-4 Std Rocket Engine - EST1606 Wheels & Gravix Tires Silicon O-ring seal fitted between

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

front and rear anti-roll bars

Air Force markings

Projected Altitude: 1600 ft

motor RPM and other data (via compatible receivers and transmitters)

B6-4 Std Rocket Engine - EST1606 Wheels & Gravix Tires Silicon O-ring seal fitted betweenThis 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)