The AR-15 is an extremely versatile weapon system, and the CSAT aperture from XS Sight Systems takes full advantage of the platform's abilities. With a unique, dual zero configuration, targets can be engaged from contact distance to hundreds of yards away. Instant flip up/flip down configuration for Troy sights.

Features and Specifications:
Manufacturer Number: AR-2005-9
AR-15 rear sight aperture designed by Paul Howe
Notch for 7 yard zero
Small aperture for 100 yard zero

Fits:
Troy Industries Flip Up Battle Sights