* Quick action dogs
* Collet arm
* Floated smoke acrylic lens
* Vent position

[규격]
Hatch Opening: 414mm x 414mm
Hole Cut Out : 428mm x 428mm
OD Deck Flange: 480mm x 480mm
O. D. of Lid : 486mm x 492mm
Cut Out Radius: 43mm
Weight : 3.4kg
Color : White
With Trim Ring & Screen: NO