Semroc Engine Mount Kit ST-9(24mm Motor) to BT-70 Plywood SEM-EM-9-70P
Semroc Engine Mount ST-9 to BT-70 Engine Mounts center and support the model rocket engine in the body tube
Engine pushes against the engine hook and thrust ring as it burns and produces thrust
Simply assemble, insert into body tube, and glue into place
Kit contains:
Engine mount tube for 0.950"(24mm) x 3.75"(95mm) engine
Plywood centering rings for BT-70 body tubes
Thrust ring
Spacer to accommodate shorter 24mm Motors
Engine hook
Made in the USA