Inspection Port [M] Deck Plate Boat 55726

[Product specifications]
Outer diameter: 203mm
Opening diameter: 152mm
Hole diameter: 159mm

Working by putting your hands inside the double structure,
This is an opening hole for working in areas that are hard to reach.
Apply silicone adhesive, etc., and then install and fix it.

【please note】
*Cannot be installed on the floor where you will step on it.