Lewmar Size 40 Atlantic Portlight SCHAEFER HD BLOCKS Tylaska 3 7/16" T8 Standard

Tylaska 3 7/16" T8 Standard Bail Snap Shackle

3 Series Triple Over the Top Block

Schaefer 5 Series Cheek Pad

Schaefer Straight Chainplate w/ 5/16" Pin Hole

Ventilation at back

Lewmar Size 40 Atlantic Portlight SCHAEFER HD BLOCKS Tylaska 3 7/16" T8 StandardProduct Description Lewmar Size 40 Atlantic Portlight Specifications Hull Valance Thick Version Opening Acrylic Color Smoke Grey Frame Color Silver Hatch Weight (lb) 5. 5 Acrylic Window Thickness (in) 5 16 Dimensions Overall Width X (in) 7 7 8 Overall Length Y (in) 18 7 8 Overall Height Z (in) 1 4 Overall Radii R (in) 2 13 16 Cut Out Width X1 (in) 7 1 16 Cut Out Length Y1 (in) 18 1 8 Cut Out Radii R1 (in) 2 3 8 Notes: Portlights and fixed lights