USED GG&G Spring Actuated A2 Top Mounted Deployable Rear Sight Black

USED GG&G Spring Actuated A2 Top Mounted Deployable Rear Sight Black. Many operators have been craving a GG&G A2 BUIS Rear Flip Sight that would deploy with just a push of a button and now GG&G Tactical has fulfilled that wish. The unique and proprietary design of the spring site mechanism allows the actuator spring and mechanical components to be captivated so the mechanisms are not open to the elements. The GG&G Flip Up Sight not only springs into an on target position with just the push of th