Battle Arms Development Bad-Ass Nite Ambidextrous Safety Selector Black. The durability reliability and excellent build quality of these parts will ensure years of service you can count on. Specifications for Battle Arms Development Bad-Ass Nite Ambidextrous Safety Selector: Manufacturer: Battle Arms Development Color: Black Finish: Matte Hand: Ambidextrous Features of Battle Arms Development Bad-Ass Nite Ambidextrous Safety Selector Self-Illuminating Tritium Levers Green tritium illumination makes safety position easy to identify in low-light conditions. Fully Ambidextrous Design Provides positive safety manipulation from either side of the firearm. Modular Interchangeable Levers Standard and short aluminum levers can be configured for individual shooter preference. CNC-Machined Billet 7075-T6 Aluminum Levers Strong lightweight and precision engineered. Swiss CNC-Machined Steel Safety Core Precision-manufactured reversible center core. 090 Standard Throw Traditional selector rotation. 060 Short Throw Reduced selector movement for faster manipulation. Patent-Pending Dovetail Lever Design Mechanical interface eliminates the conventional exposed lever screw head. Internal Locking Mechanism Provides secure positive lever retention and eliminates lever wiggle. No Spring-Loaded Detents Simplified locking system reduces the number of small components that can be lost. Stripped/Snapped Screw Protection Dovetail interface eliminates the conventional lever screw head as a failure point. 5/64 Set Screw Designed to resist stripping. No Short-Throw Relief Cut Required Includes short-throw selector-position markings for installation. Broad Mil-Spec Compatibility Designed for AR-15 and AR-variant lower receivers and triggers that accept a Mil-Spec semi-auto safety. Professional-Grade Construction Designed for strength reliability durability and demanding use. Package Contents: Battle Arms Development Bad-Ass Nite Ambidextrous Safety Selector Safety Detent Safety Detent Spring Installation Tool Battle Arms Development BAD-ASS-NITE: Bad-Ass Nite Ambidextrous Safety Selector Black