ACME Thunderer Fingergrip Whistle
High Power, medium pitch 115dBA. Tapered mouthpiece. Comes with fully adjustable cushioned fingergrip.
-Waterproof speed pea
-Easy Blow - Instant Response
-The latest high-tech research and development creates the advanced modern Thunder Fingergrip Whistle
ACME 477/58.5 Nickel Plated or Matte Black
ACME 477/59.5 Nickel Plated