Battle Arms Development BAD-ASS-LITE, Ambidextrous Safety Selector, 90/60, Lightweight, Reversible, Anodized Finish, Red, Fits AR-15, Aluminum Construction BAD-ASS-LITE-RED The Battle Arms professional grade" LIGHTWEIGHT semi-auto safety selector is the perfect upgrade to your AR-15. The CNC machined" billet 7075-T6 aluminum skeletonized levers are strong and lightweight. It comes standard with a precision SWISS CNC machined" reversible throw steel safety center core with 0-90 degree and 0-60 degree short-throw options. The standard and short aluminum safety levers are fully interchangeable and modular to accommodate left or right handed shooters.