Ernie Ball Spring Dampener Guitar Tremolo mutes are a compact rubber cap designed to cover the springs within the rear cavity of your guitar, minimizing unwanted spring noise. Inexpensive and easy to use, these mutes are ideal for reducing the unwanted harmonics and overtones produced by most spring tremolos installed on various vintage and modern instruments.

Features

• Eliminates unwanted spring noise
• Universal design fits most springs
• Easy to install and remove