# `GSFont.gridMainStore`

*Instance Property*

Stored main grid spacing.

## Declaration

```swift
var gridMainStore: UInt32 { get set }
```

```objc
@property (assign) uint32_t gridMainStore;
```

```python
gridMainStore() -> int
setGridMainStore_(gridMainStore: int)
```

## Discussion

Prefer `gridMain` for normal API use.

## See Also

### Grid

- [`GSFont.gridMain`](/Core/GlyphsCore/GSFont/gridMain) — Main grid spacing used for rounding coordinates.
- [`GSFont.gridSubDivision`](/Core/GlyphsCore/GSFont/gridSubDivision) — Subdivision applied to the main grid spacing.
- [`GSFont gridLength`](/Core/GlyphsCore/GSFont/gridLength) — Effective grid length used for rounding coordinates.
- [`GSFont.gridSubDivisionStore`](/Core/GlyphsCore/GSFont/gridSubDivisionStore) — Stored grid subdivision.