The best just got better! From the inventors of the very first fully modular, patented, ambidextrous safety selector for the AR-15 platform, Battle Arms Development is raising the bar on reliability and compatibility while lowering the price with the new generation BAD-ASS-PRO! This professional-grade, no non-sense, duty grade semi-auto safety selector is the perfect upgrade to your AR-15. It comes standard with a reversible throw safety center with 0Adeg-90Adeg and 0Adeg-60Adeg short-throw options. The standard and short safety levers are fully interchangeable and modular to accommodate left or right-handed shooters. The new BAD-ASS-PRO is now 100% compatibl Mfg: Battle Arms Development Inc.