Heat-treated, 4130 chrome moly rear sights make it fast and easy to upgrade your original military sights for improved strength and accuracy. Parkerized finish reduces glare and helps deflect light for a clear, easy-to-acquire sight picture in all light conditions. Match Rear aperture sight includes ½" MOA windage adjustments and range elevation marks for easy sight-in. Fits M1 Garand and M14/M1A.
SPECS:
Steel, Parkerized finish. .060” (1.5mm) I.D. aperature. Fits OEM dimensionally correct receivers.
Catalog page 272