Troys M4 Front Folding BattleSight is easy to install and deploy, with no levers or springs to fumble with. No tools required for adjustment. Features- sight can be moved or taken off without permanent modification to the firearm, stainless-steel cross-locking system ensures sights remain upright and zeroed under extreme combat conditions and a push of a button folds the sights securely out of the way until you need them again. Each click adjusts .50 MOA.

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