row_2 = row_1 + vertical_space/7; row_5 = row_4 + vertical_space/7; row_3 = working_increment*2 + row_1; row_3 = working_increment*2 + row_1; // special: the right-hand side tries to squeeze 6 rows into the gate of the stem. ≥30 means "round, using current quality setting". // Depth of the stem. [mm] stem_height = 10; threeUHeight = 133.35; // overall 3u height panelOuterHeight =128.5; panelInnerHeight = 110; //rail clearance = ~11.675mm, top and bottom railHeight .