1/4A3-3T Estes Rocket Engines
1/4A3-3T. Estes. Single stage engines. Engines for model rockets. 4 engines, 4 starters, 4 plugs. Ages 14 and over.
1/4A3-3T. Estes. Single stage engines. Engines for model rockets. 4 engines, 4 starters, 4 plugs. Ages 14 and over.