Armaspec ST45, 45 Degree Short Throw Ambidextrous Safety Selector, Fits AR 5.56/.223 and 7.62/.308, Torx Screws and Key Included, Black Finish ARM112-BLK High quality components and precise manufacturing make Armaspec parts ideal for maintaining and upgrading firearms. The durability" reliability and excellent build quality of these parts will ensure years of service you can count on.