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Subwoofer Box B&C Speakers 21SW152 27.6HzØ250x357 300L21mm

Ported Box for 18 inch Subwoofer

Box External Dimensions
Width × Height × Depth
35.28" × 29.65" × 23.62"
Material Thickness 0.83"
Net Internal Volume 10.61 ft3
Tuning Frequency 27.34 Hz
Port Area 68.3 inch2
Pipe Inner Diameter 9.33"
Pipe Length 14.06"


Detail Size Quantity
Top / Bottom 35.28" × 23.62" 2
Front / Rear 35.28" × 27.99" 2
Left / Right 21.96" × 27.99" 2
Ø250.0mm Ø550mm 35.28" 23.62" 21.96" 23.62" 21.96" 29.65" 27.99" Top Top Bottom Bottom Rear Front Left Right Rear Front Left Right subbox.pro
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