105th Regiment Royal Artillery is the Army Reserve's Scottish and Ulster Gunners. The Regiment has a wide geographic spread of sub-units across the northern United Kingdom:
206 (Ulster) Battery are in Newtownards and Coleraine.
207 (City of Glasgow) Battery are in Glasgow.
212 (Highland) Battery are in Arbroath, Kirkcaldy and the Shetland Islands.
278 (Lowland) Battery are in Livingston and Edinburgh.
The Regiment fires with 105mm Light Gun, with associated forward observation parties, communications and logistics specialists.
The Regiment regularly deploys on fully integrates Regular-Reserve exercises in the UK, Europe, Kenya and the Falkland Islands.