The combination of opposing films (two different types and thicknesses) shortens sustain and provides an accentuated mid-to-low frequency response.
EVANS Black Chrome Tompack, Standard (12 inch, 13 inch, 16 inch)
Pearl Mastercast 14" 8 Lug Die Cast Black Chrome Drum Tom Hoop Rim
Evans EQ3 Bass Drum Resonant Head - Black (No Port)
Evans Black Double Bass Drum EQ Patch
Evans Black Single Bass Drum EQ Patch
Evans EQ1 Resonant Black Bass Drum Head - 20”