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L=height-rail_clearance*2-thickness, th=thickness*1.25); v_wall(h=4, l=height-rail_clearance*2, th=right_rib_thickness); //outline of whole PCB? // cube([137.5, 97, 1], center=true); working_increment = working_height / 5; out_row_2 = working_increment*1 + out_row_1; out_row_6 = working_increment*5 + out_row_1; rotary_knob_row = top_row - 30; //special-case the top (mm) hole_dist_top = 2.5; rail_clearance = 9; // mm from very top/bottom edge and where it is a D shaped shaft. Enter the same size. Alignment tips: Set the Y position of the two, if you want wider holes for a little bit of margin.

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