Estes C5-3 Bagged Rocket Engines (3) TRX-4M The optional Exotek 40mm Aluminum

The optional Exotek 40mm Aluminum Fan Blaster Shroud is designed to blow your fans air directly onto your motor for maximum cooling effect while also acting as a finned heat sink for additional heat dispersal

along with the inclusion of high-torque waterproof steering servo and telescoping driveshafts

there are two versions of the motor

Bearings: Plastic bushing

Lightweight Power Transfer

Estes C5-3 Bagged Rocket Engines (3) TRX-4M The optional Exotek 40mm AluminumRocket Engine Overview: The Estes C5 3 Bagged Rocket Engines Flight Pack is an all in one pack designed to give you everything you need for three exciting rocket launches. Perfect for single stage rockets weighing up to four ounces, this trusted engine delivers consistent thrust with a five second delay for safe parachute deployment. About the C5 3 Rocket Engines Convenient Bundle for High Flying Fun Each pack includes enough supplies for three full