The pictures below show the friction motor Thunderbird 1 in detail - just about actual size.

1: Top view.

2: Underside view.

3: Right hand side view.

4:Left hand side view.

There are no markings on this toy that identify it as being a JR 21 toy.

The plastic nose cone pulls off.

The base is glued to the main fuselage.

The fins are quite fragile - any amount of play & they will break off.