Screw lid covers mounting screws for an improved appearance.
Has an o-ring for a water tight seal.
Polypropylene material allows cleanup with acetone.
Lid diameter 181mm (7.1/8").
Opening dia. 128mm (5").
Cut a 140mm (5.1/2") dia. mounting hole.
6 countersunk mounting holes (4mm dia.) centres on 157mm (6.3/16") dia.
Suitable where regular inspection or access is required on water tanks, kayaks, boat motor wells, wireways, or anywhere you can think of, marine or otherwise.