TROY Battlesight, folding front sight, BUIS, H&K style, black

 
TROY, BattleSight, Folding Front Sight, HK style, Picatinny, Black
Sight can be moved or taken off without permanent modification to the firearm
A stainless-steel cross-locking system ensures sights remain upright and zeroed under extreme combat conditions
Each click adjusts .50 MOA