Battle Arms Development Enhanced Single Side Safety Selector AR-15/AR-10 Black Phosphate. 's AR10 (Semi Auto). Based on our famous BAD-ASS Ambidextrous Safety Selector with distinctive and diagonal serrations. Specifications for Battle Arms Development AR-15/AR-10 Enhanced Single Side Safety Selector: Manufacturer: Battle Arms Development Color: Black Finish: Black Phosphate Gun Type: Rifle Gun Model: AR-10 AR-15 Fabric/Material: 8620 Heat Treated Steel Condition: New Features of Battle Arms Development AR-15/AR-10 Enhanced Single Side Safety Selector AR15 Style Rifles and the ArmaLiteInc.'s AR10 (Semi Auto) Single Side Safety Selector (0-90 SEMI AUTO) Fit all Mil-Spec Dimensioned AR-15 Lower Receiver Black Phosphate Finish Investment Cast 8620 Heat Treated Steel Package Contents: Battle Arms Development AR-15/AR-10 Enhanced Single Side Safety Selector What firearm models does the manufacturer say Battle Arms Development AR-15/AR-10 Enhanced Single Side Safety Selector is compatible with? The manufacturer suggests that Battle Arms Development AR-15/AR-10 Enhanced Single Side Safety Selector is compatible with AR-15 AR-10Battle Arms Development BAD-E4S-IC: Enhanced Single Side Safety Selector AR-15/AR-10 Black Phosphate