Flow-Ports

O Made from tough, durable ABS.
O Resonant free tube.
O Reduces that "chuffing" sound.
O Reduces distortion.
O Smoother bass response.
O Designed for easy installation.
O Made in two sizes (3" & 4").
O Highly accurate production tolerances ensure precise fit without bonding.
O Specially designed for porting Subwoofer enclosures.

Kit Includes:

O 2 x End flanges
O 1 x 300mm tube
O Instructions for use