BTS Finished Ported 21 72" x 28" x 17", Flat Shipping $199

Note: Performance of the MDF cabs is the same as the Baltic Birch. ATTENTION: Shipping is now automatically calculated in the shopping cart for drivers, amplifiers, and single pallet orders to residential addresses in the USA.  All GSG flat packs ARE AVAILABLE for local pickup. No freight charges! FULLY ASSEMBLED TECHNICAL SPECIFICATIONS Line-up: Behind the Screen "BTS" Model: FDP72x28x17 Design: GSG fully-interlocking brace design (patent pending)recessed driver, and accommodation for both terminal cup and Speakon connections. Bass-reflex (aka front-ported) Tuning: 16Hz Finish: 2-part polyurea Hardware: All hardware included Output: >127dB @ 70Hz (single; +6dB for duals)>120dB @ 18Hz (single; +6dB for duals) Rec. Driver: 21” pro-audio driver (SAN214.50, NSW6021-6)  Rec. Power: 1,000-5,000 watts+ depending on amp/driver combination Dimensions: 72.0” high x 28.0" wide x 17.0” deep Weight: Approx. 200 lbs. each flat