Lewmar Size 50 Low Profile Hatch Flange Base

Lewmar Size 50 Low Profile Hatch Flange Base Support System Lower Frame (in) Acrylic Colour Hatch Weight (lb) Acrylic Window Thickness (in) Self Supporting 9/16 Smoke Grey 10.6 5/16 Dimensions Length X (in) Width Y (in) Height Z (in) Radii R (in) Cut-Out Length X1 (in) Cut-Out Width Y1 (in) Cut-Out Radii R1 (in) 17 5/8 22 11/16 1 2 7/8 14 13/16 19 15/16 1 11/16 Mounting Instructions Fit to a flat surface with a maximum tolerance of +/- 1mm. Fastening size at hinge section use M6 (1/4"). Fastening size for lower frame use 5mm CSK screw No.10 UNC 2 BA.