Wilcox L4 Three-Hole Shroud for Ballistic ACH Helmets is the most precise and stable Bracket platform for your Night Vision Device. Constructed from aerospace-grade aluminum and glass-reinforced polymer alloy construction the L4 is masterfully crafted for use in combat environments. The helmet shroud comes with both short and long bolts so that you can attach it to non-ballistic and ballistic helmet shells with no hardware modification. What’s more, this engineering work of art has other attachment points where you can attach other accessories.