I.e. H&M Half Wave. Uses B0815 shaft adapters. Used model railways and collections always wanted.
1020D Coreless motor 12V with 10 mm adapter + flywheel
1020D Coreless motor 12V M0.3 plastic worm and flywheel
1020D Coreless motor 12V with 30 mm adapter, flywheel + M0.3 brass worm
1020D Coreless motor 12V with 30 mm adapters (2), flywheel + M0.3 brass worms
1020D Coreless motor 12V with 30 mm adapters (2) + flywheel
1020D Coreless motor 12V with 30 mm adapter + flywheel