Aquarian FR28BK - 28'' Aquarian Force II Gloss Black Resonant Drumhead bass-analog-synth and the upper section is

and the upper section is screwed on using a 3/8" or 5/8" microphone clamp or holder or to other accessories

Tightens securely

Two recessed AC receptacles deliver power to remotely located devices

it's also a powerful way to generate "free form" bass loops that will stimulate your inspiration

Aquarian FR28BK - 28'' Aquarian Force II Gloss Black Resonant Drumhead bass-analog-synth and the upper section isProduct Details: The Full ForceII (FRBK) Black, single ply, medium weight Resonant bass drumhead features a vented acoustic muffling ring tucked into the hoop on the underneath side of the head. The muffling ring helps control overtones and features vent holes along its perimeter that allow the ring and head to move as one. Available in both White and Black Translucent, Reverse Painted Video Gloss. The Video Gloss finish helps to dry out the head just