Improve your overall shooting experience with one of the finest upgrades you can make to your AR-style rifle. Rise Armament Advanced Performance Trigger with Anti-Rotation Pins boasts a fast-fire reset, almost nonexistent over-travel, and crisp and light trigger pull. You can't ask for more from a single-stage trigger group that's easy to install and ready to help you shoot quicker and more accurately. Anti-rotation pins included.Manufacturer model #: RA-535-SLVR. Fast-fire reset Almost nonexistent over-travel Crisp, light trigger pull Easy to install Anti-rotation pins included