1:200 Scale set of H-1 Engines for a Saturn I rocket (or early Saturn IB) S-I Stage (booster). Developed by request as replacement parts for the AMT Man in Space Saturn IB. If used with the Man in Space kit, modification or replacement of the kit’s heat shield (bottom plate) will be necessary (NO Guarantee of kit compatibility). Studs for assembly are 1/16″ dia. Outboard engines are mounted on a sprue tree for easier handling. These parts are tiny!