This upgrade kit comprises 120 plastic components and is designed to be assembled with the MKVI Tactical Squad set, which is sold separately. These components are supplied unpainted and require assembly. You will need a copy of the Warhammer: The Horus Heresy – Age of Darkness Rulebook and either the Liber Astartes: Loyalist Legiones Astartes Army Book or Liber Hereticus: Traitor Legiones Astartes Army Book to make full use of these upgrades.