Devices to to keep the rocket motor in its place in the body tube, and motor adapters to mount smaller diameter rocket motors in larger diameter mounts.
A simple accessory to mount 24 mm motors in rocket with a 29 mm motor mount. Very easy to assemble and to use, can be used endless times.
Retainer to keep 29 mm motors in palce. PAckage of two sets. The threaded sleeve is permanently fixed to the rocket, the cap is used to close the retainer and keep the motor in place.