Helm: Beast Champion Helm

Armour: Beast Champion Armor

Gauntlet: Beast Champion Gauntlets

Leggings: Beast Champion Greaves

Where To Find: 

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

Obtained as a drop from Knight Bernahl upon his demise. If not confronted and defeated earlier, he will eventually stage an invasion at Crumbling Farum Azula, relinquishing the complete set along with a modified version of the chest piece.