The Radian Weapons Talon Black Ambi Safety Selector is a modular design. The Talon Safety selector can be installed as a standard 90°. It can also be set as a 45° short throw by simply rotating the shaft 180° inside the lower receiver. Selector levers install using a precision machined dovetail interface with spring-loaded retention stud to lock the lever in place – no screws to come loose or break. The Talon Safety Selector 2-Lever is compatible with most semi-automatic AR15 & AR10/SR25-pattern rifles as well as MCX and MPX platforms. Specs: Designed & Manufactured in the USA 2-Lever Combo: Short Long Levers Machined from Billet aircraft grade aluminum w Milspec Type 3 Hard Coat Anodized Finish or Cerakote Center Shaft Machined from Hardened Steel w/ Black Nitride Finish