Material: Quality plastic
Inner Diameter: 4"
Cover: Smooth/matte
Quality sealing ring makes the cover tight and waterproof.
Different surfaces for your choice.
Widely used as cover on inspection hole on boat.
Easily open and close.
Quality plastic for lasting use.
We customize various sizes & types of marine boat plastic parts as well as rubber parts.
Please kindly contact with us for more details.
* The price on this page is for reference only, please contact us for accurat quotation.