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.
- 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.