[Mackinaw, The Big Mac] Reinforced Bulkheads II Reinforced Bulkheads II Damage Control II Limited Adaptive Invulnerability Field I Limited Adaptive Invulnerability Field I Small F-S9 Regolith Compact Shield Extender Small F-S9 Regolith Compact Shield Extender Modulated Strip Miner II, Veldspar Mining Crystal II Modulated Strip Miner II, Veldspar Mining Crystal II Medium Transverse Bulkhead II Medium Transverse Bulkhead II