Lewmar Size 0 Opening Stainless Portlight Ronstan Orbit Series 55 Ball Bearing Blocks 51mm (2") long

51mm (2") long

8 or M-Series Blocks

Ronstan Series 75 Top Block for RF72700 Twinspeed System

Wichard 5/16" to 5/8" Triple Deck Organizer

Length - 2 3/64" (52mm)

Lewmar Size 0 Opening Stainless Portlight Ronstan Orbit Series 55 Ball Bearing Blocks 51mm (2") longProduct Description Lewmar Size 0 Opening Stainless Portlight Specifications Trim Color White Version Opening Weight (lb) 3. 3 Dimensions X (in) 6 15 16 Y (in) 12 11 16 Z (in) 3 16 R (in) 2 7 16 X1 (in) 6 1 8 Y1 (in) 12 R1 (in) 2 1 16 Acrylic Window Thickness (in) 15 16 Mounting Instructions: Easily fitted by clamping the cabin sides between inner and outer frame with screws provided that are fastened into the outer frame. Portlights should be fitted