Class Politics Inspection Hatches Are Laser Class Legal??

[Macià]

Hello,
Are inspection hatches class legal for racing?. I'm afraid I have a leaking mast hole, but I want to be sure if inspection hatches are class legal before proceed.

 

[LQT420]

Yes, they are legal. However, they need to be the threaded screw in type.

 

[Rob B]

And no bigger than 5". I believe that is the I.D. max tolorence.