The Armaspec® FT45 AR-15 / AR-10 45-Degree Ambidextrous Safety Selector boasts an incredibly smooth function with a super crisp lockup and is designed for firearms with the correct "FIRE" markings on the receiver to match the 45° fire position. This safety selector's 45° design allows the operator to flick the lever to quickly disengage the safety. The FT45 features a steel core with lightweight aluminum levers for long-lasting durability. Mounting hardware included. Backed by a lifetime warranty. Made in USA.