brk_recess_actual = 5.20;
rack_rail_dia = 10.40 + 0.50;
-rack_width_inner = 115.86 + 1.0; // between insides of rails
+rack_width_inner = 115.86 - 1.0; // between insides of rails
rear_elevation_nominal = 10.04;
// ^ top of rack to bottom of bracket, at rear bolt hold
fit_slope_len = 5;
+// "foreaftmaint" aka "fam" is the hook-like part that stops
+// the adapter sliding forwards/backwards along the rails
foreaftmaint_r_slop = 0.75;
main_sz_y = $strf * 18;
main_sz_x_fam = main_sz_y;
brk_bottom_y = -brk_recess_actual;
-adapt_main_top_y = brk_bottom_y + general_gap_y;
+adapt_main_top_y = brk_bottom_y - general_gap_y;
// on LHS, so -ve
rack_rail_x = -(rack_width_inner/2 + rack_rail_dia/2);