The Evans 20" Onyx Resonant Bass Drum Head is a black vinyl coated bass drum resonator head, 1-ply, 10mm, with 2x interchangeable damping rings, and a diameter of 20". The Evans EMAD series features a single ply of 10mil film providing an ideal balance of punch, power and low-end. This clear bass-drum head provides an ideal balance of punch, power, and low-end. This bass drum head produces a warm and deep sound with adjustability over attack, low-end, and sustain using two interchangeable muffler rings.
The main features of the Evans 20" Onyx Resonant Bass Drum Head include: