29 Commando Royal Artillery
From Air-Force.ca Wiki
29 Commando Regiment is the Close Support Artillery Regiment that supports 3 Commando Brigade Royal Marines. Formed in 1962 the Regiment is based in the Royal Citadel Plymouth and has detached batteries at Arbroath and Poole. 3 Commando Brigade is a light amphibious infantry brigade that specializes in mountain and cold weather warfare and equally operates at the other extreme of temperature in the desert and the jungle. 29 Commando Regiment provides the Brigade with offensive fire support coordinating fire from the Regiment’s own 105mm Light Guns, Mortars, Naval Gun Fire and Close Air Support.