The sights have been contoured to reduce snagging and wounds to the operator. By pressing the button on their left sides, the sights are securely locked into the "up" position and can be lowered.

7075 aluminum and 4140 steel are examples of materials. Installation does not necessitate the use of an extra thread lock. It can withstand thousands of rounds of recoil and rough handling. Buy this Iron Sights from Milspec Retail.