Product Details
Bass Reflex Tuning Port


28808
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Description:
Bass reflex tuning port for optimising the bass response of speaker cabinets. The fluted horn shape minimises 'chuffing'. A clever ribbed edge seal means that airtight installation is a simple push fit through the correctly sized cutout. Two sizes are available. 
Specification: 
QM40T QM41U 
Diameter: 68mm 100mm 
Length: 220mm 195mm 
Cutout diameter: 95mm 140mm 
Weight: 69g 122g