Yes slightly possible - but the 4th Rifle Brigade were involved in the opening engagements in the campaign, in 1878. It was part of the Peshawar Valley Field Force which was withdrawn to India in the summer of 1879. The Battle of Kandahar was in September 1880.
But...
Other regiments were represented on the march through individuals who, for various reasons, found themselves attached to Roberts' relieving column. These included: 6th Dragoon Guards (1), 10th Hussars (3), 8th Foot (2), 9th Foot (6), 51st Foot (1), 59th Foot (9), 65th Foot (4), 67th Foot (5), 81st Foot (1), Rifle Brigade - 4th Battalion (5), chaplains (2), press (2), postmaster (1), Staff (79), Royal Engineers (14 - some included in staff) and Medical Officers (abt. 30).
But...
Other regiments were represented on the march through individuals who, for various reasons, found themselves attached to Roberts' relieving column. These included: 6th Dragoon Guards (1), 10th Hussars (3), 8th Foot (2), 9th Foot (6), 51st Foot (1), 59th Foot (9), 65th Foot (4), 67th Foot (5), 81st Foot (1), Rifle Brigade - 4th Battalion (5), chaplains (2), press (2), postmaster (1), Staff (79), Royal Engineers (14 - some included in staff) and Medical Officers (abt. 30).
Comment