Acme Thunderer 477/585 Finger Grip Whistle

Acme 477/58.5 Antique Brass is a special edition of the famous nickle plated 477/58.5. The 58.5 series are perfect for large sporting gounds and games where background noise is high.

Features:

• High power, medium pitch 115 dBA
• Large chamber with deep tone
• Natural cork pea
• Adjustable finger piece and Tapered mouthpiece.
• Blow rate required 5
• Blow sound 3
• Blow tone 5