Use these kits to build model rockets that fly on a cluster of engines. If you think a rocket flying on a single engine is cool... how about two, three, or even four rocket motors being fired at once?

		BT-60 2x 18mm Motor Mount Dual motor mount kit for two 18mm motors in a BT60 body tube. This kit includes plywood centering rings, two engine tubes and two engine hooks. 18mm motors include Estes and Quest A-C motors, and Aerotech 18mm composite model rocket engines.
		$3.75

		BT-80 2x 18mm Motor Mount Kit Cluster motor mount kit to fit two 18mm motors into an Estes-style BT80 body tube. Clustering can add fun and excitement to your rocketry hobby. This clustered motor mount kit is made in the USA.
		$4.80

		BT-80 3x 18mm Cluster Motor Mount Clustered motor mount lets rocketeers install three (3) 18mm motors into a single BT80 body tube. That's right, build your own rocket to fly on a cluster of three A, B, or even C motors.
		$5.80

		BT-80 4x 18mm Cluster Mount Looking for serious fun? A cluster of 4 motors might just do the trick. Includes these parts : two plywood centering rings, 4 engine blocks, 4 motor tubes, and 4 engine hooks. Perfect for scratch-building. Fly your model rocket on a cluster of 4 A-C motors.
		$6.80

		BT-80 2x 24mm Motor Mount Kit Cluster motor mount kits to install two 24mm motors into a BT80 airframe tube. Design and build your own hobby rocket and fly it on two D motors for serious fun and excitement.
		$4.90

		BT-80 3x 24mm Cluster Kit Two motors still isn't enough? Try a cluster of three! This kit lets you stuff three (3) 24mm D motor mounts into a single BT80 body tube. Includes quality plywood discs, three engine tubes, and three engine hooks.
		$5.90

		BT-80 4x 24mm Motor Mount Still want more power? No problem. Let this 4 D engine cluster mount kit rock your launch site. Fits 4 24mm model rocket motors into a BT80 body tube. Get ready for exciting flights! These motor mount kits includes all parts required : two plywood discs, 4 engine tubes, 4 engine hooks and 4 engine blocks.
		$6.90

The rocketry parts shown for sale on this page include easy-to-follow instructions.