OSBM Bolt: by Loch Garry 

OSBM Bolt, rock, 2.9m from S side of road, 28.4m SW of culvert.
Location
Grid reference: NH 2406 0271.
Landranger 34: Fort Augustus, Glen Albyn & Glen Roy.
Structure: Rock outcrop.
Waypoint: OS2121.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Loch Tarff,
19.37km to the east.
Location
Grid reference: NH 2406 0271.
Landranger 34: Fort Augustus, Glen Albyn & Glen Roy.
Structure: Rock outcrop.
Waypoint: OS2121.
Neighbouring Flush Brackets
| G1775 | Allt-a-Bhiora Bridge 1.62km to the west. |
| G1774 | Ardochy 3.09km to the west. |
| G1773 | Inchlaggan ? 6.60km to the west. |
| G1046 | Invergarry, Telephone Exchange 7.04km to the east. |
| G1047 | North Laggan 7.24km to the southeast. |
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