ACME Thunderer Grip Whistle 477/58.5

Acme Thunderer Grip Whistle 477/58.5. Brass whistle with the largest chamber size produces a deeper pitch. Has a genuine cork pea and brass finger grip attachment. Comes with rubber finger guards and rubber teeth protector. Sound is created with Acme’s famous low blowing pressure designs.

Features:

• Has a genuine cork pea.
• Sound is created with Acme’s famous low blowing pressure designs.
• Largest size whistle with adjustable finger grip and tapered mouthpiece.