Wittner Maelzel metronome, pyramid shaped, wooden casing, without bell, mat, oak brown
Wittner Maelzel metronome, pyramid shaped, plastic casing, without bell, satin mahogany
Wittner Maelzel metronome, pyramid shaped, plastic casing, without bell, satin black
Wittner Maelzel metronome, pyramid shaped, plastic casing, without bell, satin dark red