5.56 Imperial Rear Flip-up Sight
|pa_caliber||56, 70, 37, 71|
A tough, sleek design, the LMT Rear back up sight is adjustable for windage and elevation to 700 yds utilizing 5.56mm. Features thimble elevation adjustment and flip peep options found on standard A2 sights. This is a must have rear sight for your next M4 build.