Drum O’s 4 Inch Chrome Colored Bass Drum Hole IsoAcoustics is an adjustable "presence" control

is an adjustable "presence" control that dials high frequency response perfectly for your guitar

they only produce sound upon forward motion

and to cut down on handling noise

Shure WA570A Neoprene Belt Pack for Shure Body Pack

this drum speaks in many tones and functions well in many settings

Drum O’s 4 Inch Chrome Colored Bass Drum Hole IsoAcoustics is an adjustable "presence" controlDrum O's have been on the market a long time and they don't seem to be going anywhere anytime soon. Distributed by Big Bang Distribution, these bass drum hole reinforcement system is used primarily for miking up your kick drum whether it's in the studio or for a live gig. By adding a Drum O to your kick drum, you stand out amongst other drummers by having a cool, unique looking drum head while opening the sound of your bass drum. This is the 4" style