- Parts for Rockets
- Centering Rings
- BT-50 & BTH-50
- Semroc Centering Rings BT-50 to BT-55(2 ring set) SEM-RA-50-55S *
Semroc Centering Ring BT-50 to BT-55 (Pkg of 1 Set)
Featherweight laser-cut fiber rings which center a BT-50 tube inside a BT-55 tube. Especially useful for making a 24mm engine mount for BT-55 rocket bodies. Thickness is .050".
One ring is solid and the other has a cut out for the engine hook.