Estes Pro Series II Super Big Bertha Model Rocket Red/White

Meet the Super Big Bertha, featuring a BT80 (2.6 in/66 mm) diameter body tube for your building enjoyment. Besides, standing over 36 inches tall, the Super Big Bertha comes with the quick release motor retention system just as the other pro series kits do. (9750 pro series II 29MM retainer set sold separately). If you're a fan of classic rocket kits, you'll be happy to know that the super big bertha is a bring back from around 1990. Build and launch a piece of rocketry history with this kit.