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Margin } module rail(height) { difference() { union() { cube([board_width, board_height, thickness]); cylinder(thickness+standoff_height, r=standoff_radius, $fn=360); cylinder(h=thickness+standoff_height, r=standoff_radius, $fn=360); cube([cutout_width, cutout_height, thickness+3]); cylinder(h=thickness+standoff_height+3, r=hole_radius, $fn=360); vertex 0 -6.9298 6.9357 vertex -6.75462 0.133493 7.03353 facet normal 0.192839 -0.747986 0.635083 facet normal 0.36774 0.111504 0.92322 facet normal 9.952678e-01 9.716934e-02 2.477278e-04 vertex -9.020897e+01 9.940098e+01 4.255000e+01 vertex -9.022561e+01 9.820267e+01 4.255000e+01 facet normal -0.881877 0.471479 0 facet normal -3.562761e-001 6.107916e-001 7.071075e-001 facet normal 2.964451e-001 9.550499e-001 -0.000000e+000 vertex 4.977315e+000 2.693898e+000 9.983999e+000 vertex 3.660537e+000 -6.112594e+000 9.983999e+000 vertex -4.519133e+000 -5.470537e+000 2.496000e+001 vertex -3.666691e+000 -6.082386e+000 1.747200e+001 facet normal -0.115912 0.000107246 0.993259 vertex -0.0404587 -7.35197 6.86195 facet normal 0.268379 -0.884724 0.381099 facet normal -5.038511e-001 8.637905e-001 0.000000e+000 vertex -5.271722e+000 -4.739358e+000 2.496000e+001 vertex -1.391214e+000 -5.517757e+000 1.747200e+001 facet normal 0.575172 0.528276 0.624582 facet normal -0.137349 -0.452782 0.880979 vertex 1.62595 8.17421 5.74921 facet normal 0.0620396 -0.0777953 -0.995037 facet normal 0.528237 -0.643675 0.553758 facet normal 9.966023e-001 8.236405e-002 0.000000e+000 facet normal 4.258952e-001 7.445482e-001 5.140635e-001 vertex 4.693119e-002 -5.901215e+000 2.482134e+001 facet normal -0.499999 -0.866026 6.96236e-08 vertex 2.35938 1.82407 11.0482 facet normal.

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