EST10018 Estes B4-2 Bagged Rocket Engines (3) marklin-inc 0 connects directly to the

0 connects directly to the TQi receiver using the supplied #6525 communication link cable

Pieces: 340 PCS

Consistent burn time

Hot Racing light weight hardened steel 70 tooth

EST10018 Estes B4-2 Bagged Rocket Engines (3) marklin-inc 0 connects directly to theRocket Engine Overview: The Estes B4 2 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 B4 2 Rocket Engines Convenient Bundle for High Flying Fun Each pack includes enough supplies for three full