Intermediate Rockets
Intermediate model rocket kits, for use in Mid Powered Rocketry.
Black Powder (Triple Seven) 25 gms
Big Bertha SPECS Lgth 24"(61cm Dia 1.64"(41.6mm Wt 2.2 oz(62g Fins Die cut balsa Recovery 18"parachute(42cm Max Altitude 500ft(152m Recommended engines B4-2,B4-4,B6-2,B6-4,C6-5
£5.00
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