Evans EMAD EBP-18EMADSYS 18" Bass Drum Head Pack

The EMAD System Pack features an EMAD batter and resonant head to put your bass drum's attack, focus, and sustain in your hands, allowing you to customize your sound completely.
The EMAD clear bass batter features a single ply of 10mil film, with the ability to adjust sustain, thanks to two interchangeable damping rings.
On the other end, the black EMAD resonant head boasts an offset 4" microphone port in a single ply of 10mil film, plus a foam damping ring around the port's external edge for greater control of your overtones.

Features:

• Batter and Resonant Head in the same pack.
• Offset 4" Microphone Port.
• Interchangeable Damping Rings.