MuonGM::SpacerBeam Node1 MuonGM::SpacerBeam + width + length + thickness + lowerThickness + longWidth + height + largeness + excent - m_component - m_cy - m_hole_pos1 - m_hole_pos2 - m_lb_height - m_lb_width - m_cross_excent + SpacerBeam() + build() + build() + print() Node2 MuonGM::DetectorElement + name + logVolName + DetectorElement() + setLogVolName() + print() + ~DetectorElement() Node2->Node1