Upgrade your old, hinged trigger to our M2.0 Flat-faced Trigger. The flat-faced Trigger Bar Kit fits M&P® M2.0 Full Size, Compact, and Subcompact models in 9MM and 40S&W (will not fit 10MM, 45ACP or any other caliber frames or M1.0 models) Flat face design that allows for consistent trigger finger placement giving you more accurate and repeatable shooting. *WARNING:  THIS TRIGGER SHOULD ONLY BE INSTALLED BY QUALIFIED GUNSMITHS OR CERTIFIED ARMORERS.*