Cardboard Tube Fin Guide Master Set

A master set of fin guides to fit most cardboard tube rockets

Order includes:

3" 3 fin rings

3" 4 fin rings

4" 3 fin rings

4" 4 fin rings

5.5" 3 fin rings

5.5" 4 fin rings

4x 1/8" fin holders

4x 3/16" fin holders

4x 1/4" fin holders

4x 3/8" fin holders

Everything snaps together to allow for the interchangeability of fin holders throughout any tube size.