4 Inch Plastic Speaker Port With Clamp

4 Inch (4") plastic speaker port with screw on locking mechanism

Fitted with a rear mounting locking mechanism to ensure air tight clamping of the port edge surround
Suitable for bass reflex enclosures
Colour: Black ABS plastic
Colour: Black
Dimensions: 4 inch x 6 1/4 inch (102mm x 160mm)
Packaging: Bulk