# System variable with B letter [GstarCAD 2017](Help%20System/GSTARCAD/2017/Index.md) → [System Variables](Help%20System/GSTARCAD/2017/System%20Variables/(System%20Variables).md) → [B](Help%20System/GSTARCAD/2017/System%20Variables/B/(B).md) - [BACKGROUNDPLOT](Help%20System/GSTARCAD/2020/System%20Variables/B/BACKGROUNDPLOT%20System%20Variable--eecf97d78971.md "BACKGROUNDPLOT ") - [BACKZ](Help%20System/GSTARCAD/2020/System%20Variables/B/BACKZ%20System%20Variable--5476ab858358.md "BACKZ ") - [BACTIONBARMODE](Help%20System/GSTARCAD/2020/System%20Variables/B/BACTIONBARMODE%20System%20Variable--cf35d58c6f27.md "BACTIONBARMODE ") - [BACTIONCOLOR](Help%20System/GSTARCAD/2020/System%20Variables/B/BACTIONCOLOR%20System%20Variable--5be287eb1789.md "BACTIONCOLOR ") - [BDEPENDENCYHIGHLIGHT](Help%20System/GSTARCAD/2020/System%20Variables/B/BDEPENDENCYHIGHLIGHT%20System%20Variable--c7c2d0ed1041.md "BDEPENDENCYHIGHLIGHT ") - [BGRIPOBJCOLOR](Help%20System/GSTARCAD/2020/System%20Variables/B/BGRIPOBJCOLOR%20System%20Variable--09cbbbc48f77.md "BGRIPOBJCOLOR ") - [BGRIPOBJSIZE](Help%20System/GSTARCAD/2020/System%20Variables/B/BGRIPOBJSIZE%20System%20Variable--a52bf5c4fc6c.md "BGRIPOBJSIZE ") - [BINDTYPE](Help%20System/GSTARCAD/2020/System%20Variables/B/BINDTYPE%20System%20Variable--ec5fee2a547f.md "BINDTYPE") - [BLIPMODE](Help%20System/GSTARCAD/2020/System%20Variables/B/BLIPMODE%20System%20Variable--ae545771bb4b.md "BLIPMODE") - [BLOCKEDITLOCK](Help%20System/GSTARCAD/2020/System%20Variables/B/BLOCKEDITLOCK%20System%20Variable--07ea7b7c335a.md "BLOCKEDITLOCK") - [BLOCKEDITOR](Help%20System/GSTARCAD/2020/System%20Variables/B/BLOCKEDITOR%20System%20Variable--18defd6b6eb5.md "BLOCKEDITOR") - [BPARAMETERCOLOR](Help%20System/GSTARCAD/2020/System%20Variables/B/BPARAMETERCOLOR%20System%20Variable--f2933a5c4d4d.md "BPARAMETERCOLOR") - [BPARAMETERFONT](Help%20System/GSTARCAD/2020/System%20Variables/B/BPARAMETERFONT%20System%20Variable--dc7f6b7b0d9b.md "BPARAMETERFONT") - [BPARAMETERSIZE](Help%20System/GSTARCAD/2020/System%20Variables/B/BPARAMETERSIZE%20System%20Variable--0e5b1dc5c3b7.md "BPARAMETERSIZE") - [BPTEXTHORIZONTAL](Help%20System/GSTARCAD/2020/System%20Variables/B/BPTEXTHORIZONTAL%20System%20Variable--bc2ef2c774c1.md "BPTEXTHORIZONTAL") - [BTMARKDISPLAY](Help%20System/GSTARCAD/2020/System%20Variables/B/BTMARKDISPLAY%20System%20Variable--77181f90c8ec.md "BTMARKDISPLAY") - [BVMODE](Help%20System/GSTARCAD/2020/System%20Variables/B/BVMODE%20System%20Variable--7d7bf8cc317f.md "BVMODE") ---