United Model A8-3, B4-4, C6-5 Mini Bulk Pack - Includes a Total of 9 Engines

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United Model A8-3, B4-4, C6-5 Mini Bulk Pack Features

• Combo pack includes 9 engines total — three A8-3, three B4-4, and three C6-5 engines. Starters and plugs are included. NOTE: Please verify that these engines are compatible with your model rocket before purchasing.

• All the engines you need for low, medium, and high altitude model rocket flights!

• The A8-3 is used for first flights and small flying fields as you get used to how your rocket will perform and where it will land in your flying field

• The B4-4's will almost double your altitude compared to the A8-3

• The C6-5's will provide almost double the altitude that the B4-4's can provide

About United Model A8-3, B4-4, C6-5 Mini Bulk Pack

NOTE: This item will ship by US Postal Service only. This combo pack includes 3 each of the most popular engines for use in most model rockets — A8-3, B4-4, and C6-5. Starters and plugs are included. The A8-3 is used for first flights and small flying fields as you get used to how your rocket will perform and where it will land in your flying field. The B4-4's will almost double your altitude. The C6-5's will provide almost double the altitude that the B4-4's can provide. NOTE: Please refer to the instructions or packaging that came with your model rocket to verify that these engines are compatible with your rocket before purchasing. The engines are Standard size (2.75" long, 0.69" diameter).