Estes C11-3 Model Rocket Engines (2pk) - EST10025 BlackZon Yeah Racing Aluminum Clamping 12mm

Yeah Racing Aluminum Clamping 12mm Hex

The web of extensions are unique and have a directional touch giving the racer the ultimate tune-ability

Bullet MT/ST (Pair)

The Super Mudder feature a highly aggressive tread design with large corner blocks to give extra bite on the outer most portion of the sidewall

With adjustable toe and camber links

Estes C11-3 Model Rocket Engines (2pk) - EST10025 BlackZon Yeah Racing Aluminum Clamping 12mmThe Estes C11 3 Engines deliver powerful, reliable thrust for mid sized model rockets. With a total impulse of 10. 00 N s and a 3 second delay, they're perfect for heavier rockets that need a strong boost without reaching extreme altitudes. Ideal for intermediate and advanced rocketeers, the C11 3 bridges the gap between B and D engines, offering controlled, consistent flights and smooth recoveries. Each pack includes 2 engines, 2 starters, and 4