Feature

●Material : UV stabilized white ABS construction.
●Non-corrosive synthetic parts and durable O-ring sealed ;
●180°opening hatches; 4 inch deck plate;143mm diameter outside;
●Slip-Proof Surface : For safe installation on both horizontal and vertial place;
●You can get the most friendly customer service, please feel free to contact us if you encounter any problems during use, 90 days free return or refund.


Description

Specifications
? Color : White
? Material : ABS
? External Dia : 5.63" 143mm
? Opening Dia : 4" 101mm

Features
? Non-corrosive synthetic parts and durable O-ring sealed;
? 180°opening hatches
? Slip-Proof Surface : For safe installation on both horizontal and vertial place;

Note
? Manual measurement, error 1-3mm, depending on the actual situation, please understand.
? You can get the most friendly customer service, please feel free to contact us if you encounter any problems during use, 90 days free return or refund.