BECKSON MARINE Beckson 8" Clear Center Screw-Out Deck Plate-White The Beckson Screw-Out Plate Was Designed To Provide Access Without The Use Of Tools, With A Single Start Non-Jamming (No Cross-Thread), Extra Strong, Self-Cleaning Buttress Thread. Our Clear Center Plates Permit Observation Of Controls Or Gauges And Visual Inspection Without The Necessity Of Removing The Center. A Screw-Out Plate Should Be Used In Compartments Where A Change In Air Pressure Due To Temperature Or Oil Canning Can Occur. Center: Clear. Color: White. Box Dimensions: 10"Lx10"Wx1"H. Weight: 1 lbs.