Helm: Radahn Soldier Helm

Armour: Redmane Surcoat

Gauntlet: Radahn Soldier Gauntlets

Leggings: Radahn Soldier Greaves

Where To Find: 

(Click the link above to view the equipment and watch the getting video.)

The gear is obtained as a drop from Radahn Soldiers upon their defeat, and they are commonly found in significant numbers around Fort Gael, making it relatively easy to acquire these items.