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Altimeter Bay Coupler fits inside Cardboard 4" Airframe
The EXL is excellent for level 2 certification or order the standard kit for level 1 certification choice
Whether you're flying a scale model
Altimeter Bay Coupler fits inside Cardboard 3" Airframe
010026 Estes C11-5 Engines - 24mm Skill Level 2 Altimeter Bay Coupler fits inside010026 Estes C11 5 Engines 24mm The Estes C11 5 engine is a powerful single stage engine built for mid sized model rockets that need a strong boost off the pad. With a 24 mm diameter and 10. 00 N sec of total impulse, it delivers robust performance for flights requiring a medium delay between thrust and ejection. With a 5 second delay and high thrust output, the C11 5 is a solid choice for rockets weighing up to 5 ounces. It provides consistent,