Durability and dead-on accuracy make Troy BattleSights? the hands-down first choice of Special Ops and Tactical Users Worldwide. Troy?s M4 Front Fixed BattleSight a permanent rail-mounted alternative to a standard A2 sight allows limitless mounting options on all-length rails with a serrated ramp.

Features:

• Sight can be moved or taken off without permanent modification to the firearm.
• Features snag-free apertures at factory height.
• Machined from hardened Aircraft Aluminum with stainless steel components and finished in MILSPEC hardcoat anodizing.
• Sight is designed to work on same-plane rail systems only.
• Will not work with a railed gas block that is higher or lower than the receiver.
• Front sight must be mounted at the same height plane as the rear sight. Railed gas blocks that are lower than receiver height will not zero properly.