* Quick action dogs * Collet arm * Floated smoke acrylic lens * Vent position
[Specifications]: Hatch Opening: 489mm x 489mm Hole Cut Out : 501mm x 501mm OD of Deck Flange: 556mm x 556mm OD of Lid : 560mm x 567mm Cutout Radius: 43mm Weight : 4.43kg Color : White