# N [GstarCAD 2019](Help%20System/GSTARCAD/2019/Index.md) → [System Variables](Help%20System/GSTARCAD/2019/System%20Variables/(System%20Variables).md) ## Topics - [NAVBARDISPLAY System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVBARDISPLAY%20System%20Variable.md) - [NAVSWHEELMODE System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVSWHEELMODE%20System%20Variable.md) - [NAVSWHEELOPACITYBIG System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVSWHEELOPACITYBIG%20System%20Variable.md) - [NAVSWHEELOPACITYMINI System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVSWHEELOPACITYMINI%20System%20Variable.md) - [NAVSWHEELSIZEBIG System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVSWHEELSIZEBIG%20System%20Variable.md) - [NAVSWHEELSIZEMINI System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVSWHEELSIZEMINI%20System%20Variable.md) - [NAVVCUBELOCATION System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVVCUBELOCATION%20System%20Variable.md) - [NAVVCUBEOPACITY System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVVCUBEOPACITY%20System%20Variable.md) - [NAVVCUBEORIENT System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVVCUBEORIENT%20System%20Variable.md) - [NAVVCUBESIZE System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NAVVCUBESIZE%20System%20Variable.md) - [NFILELIST System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NFILELIST%20System%20Variable.md) - [NOMUTT System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NOMUTT%20System%20Variable.md) - [NORTHDIRECTION System Variable](Help%20System/GSTARCAD/2019/System%20Variables/N/NORTHDIRECTION%20System%20Variable.md) - [System variable with N letter](Help%20System/GSTARCAD/2019/System%20Variables/N/System%20variable%20with%20N%20letter.md)