104th (Western) Regiment, Royal Artillery

104th Regiment Royal Artillery (Volunteers) is a regiment of the British Territorial Army formed on 1 April 1967. It is a Tactical Unmanned Air Vehicle (TUAV) Support Regiment.

The regiment comes under the operational command of 1 Artillery Brigade. The Regiment comes under the administrative control of 160 (Wales) Brigade.

Equipment: The Regiment is equipped with the Desert Hawk III Mini Unmanned Air System.

Operations: The Regiment has provided support to operations in Iraq, Afghanistan and Cyprus (with the United Nations).

By Army 2020, 266 (Gloucestershire Volunteer Artillery) Battery Royal Artillery from 100 RA will join this regiment. It will be under 1st Intelligence & Surveillance Brigade

Sub units

 * 217 (City of Newport) Headquarters Battery Royal Artillery (Volunteers)
 * REME Light Aid Detachment (LAD)
 * 211 (South Wales) Battery Royal Artillery (Volunteers), based in Abertillery and Cardiff
 * 214 (Worcestershire) Battery Royal Artillery (Volunteers)
 * 266 (Gloucestershire Volunteer Artillery) Battery Royal Artillery (under Army 2020, cominf from Resubordinates from 100th (Yeomanry) Regiment Royal Artillery, Re-role to Mini Unmanned Air Systems.