Acme 143 - Two Tone Small

Design has two tuned tone chambers to produce the effect of boat / train whistles. Made of Nickel Plated Brass. The Small version is called the "Taxi Whistle" in the UK. Available in two sizes - Small and Large. The Small Whistle (3.5" long) produces a higher tone, Large Whistle (4.25" length) a lower tone.