Drum O’s 4 Inch Chrome Colored Bass Drum Hole IsoAcoustics Each package contains one white

Each package contains one white and black switch tip which can be used on most American Standard

they only produce sound upon forward motion

Control room / phones multi-input source matrix

creates a bright

Heavy duty pedestal base mic stand with boom arm

Drum O’s 4 Inch Chrome Colored Bass Drum Hole IsoAcoustics Each package contains one whiteDrum 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