A.R.M.S.® #40™Std. A2 Flip Up Rear Sight Flip up rear sight that uses the standard A2 rear sight apertures. windage ajustments .75 MOA
THEY LEAN TO THE REAR SO AS TO FOLD IN THE CORRECT DIRECTION IF DROPPED, THUS MAINTAINING THEIR ZERO FOR ACCURACY AND GIVE LONGER TROUBLE FREE SERVICE LIFE!
Pat. No. 5533292
100% MADE IN THE USA.
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