Modulated sound, more user friendly, without sacrificing loudness or control, 119dBA.
Less effort by Airfast whistle standards.
New modulated frequency whistle. The ACME Cyclone is a powerful user friendly, penetrating whistle that makes it more comfortable to use and more comfortable for the players.
Adjustable metal finger grip with cushion grips featuring Cyclone 888. An Airfast™ whistle with super power performance. Available in black plastic only.