This is a TacFire AR-15 Gen 2 Ambidextrous Safety Selector Lever. This precision machined fully ambidextrous selector can be installed for a standard 90-degree throw or a 60-degree short throw per user preference. It is made of steel and is interchangeable with the safety selector in a standard Lower Parts Kit.Specifications: 60Adeg or 90Adeg Throw Gen 2 model Fully Ambidextrous Overall Length: 1.5" Weight: 0.7 oz. Color: Black Material: Steel