Estes 10049 D12-0 Bagged Rocket Engines with Starters and Plugs (2 Pack) Era_1926 + Alternate whistle/horn where applicable for

Alternate whistle/horn where applicable for locomotive with air horn and steam whistle - both the main whistle and alternate can be easily played

Rear Mount Weight: 3g

The AS-90 carries a crew consisting of the driver plus  operators

Ready-To-Race® model with Traxxas Big Block brushless motor

Estes 10049 D12-0 Bagged Rocket Engines with Starters and Plugs (2 Pack) Era_1926 + Alternate whistle/horn where applicable forEstes 10049 D12 0 Bagged Rocket Engines with Starters and Plugs 2 Pack The Estes D12 0 model rocket engine is a powerful booster stage motor designed for multi stage rocket launches. With a total impulse of 20. 00 Newton seconds, this 24mm engine provides strong initial thrust, propelling rockets higher before igniting the next stage. Since it has no delay or ejection charge, the D12 0 is exclusively intended for booster stages, making it an essential