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When it comes to venting and porting, Drum Os gives you plenty of options. Its easy to get creative with Drum Os because there are endless design possibilities. Drum O's now come in 2, 4 & 6-inch diameters! Also each size is available in 8 great colors, including Black, White, Chrome & Brass, in addition, there are 4 new Chrome colors Red, Blue, Green & Purple.

In June 2004, Big Bang Distribution introduced the new 2" Tom Port O's designed for porting Toms, Snare Drums, Trash Cans, 5-gallon tubs, Ethnic hand drums and more. The sky is the limit!

The new 2" Tom Port O's allow for minimal material removal with more variety in tunable ventilation as well as convenient external microphone access. The 2" Tom Port/ Drum O's will come 2 per pack.

Blue | 2", 4" & 6"
Brass | 2", 4", 5" & 6"
Chrome | 2", 4", 5", 6" & 6" Oval
Green | 2", 4" & 6"
Black | 2", 4", 5", 6" & 6" Oval
Purple | 2", 4" & 6"
Red | 2", 4", 5" & 6"
White | 2", 4", 5" & 6"