The Cadex DX2 EVO trigger is a Double Stage Trigger capable to be rapidly converted into a Single Stage Trigger by its operator. Its trigger pull weight can be easily adjusted between 1.5 to 2.5 lbs. If you haven’t figured yet if you prefer a Single Stage or Double Stage Trigger, you can’t go wrong with the DX2 EVO. FeaturesFirst stage permanently set between 6 to 8 ounces at the factoryAdjustable combined pull weight between 1.5 to 2.5 lbsFast access to the trigger pull adjustment screw located at the bottom of the trigger bodyAdjustable trigger shoe positioning for maximum comfortMultiple openings machined into the aluminum body to facilitate dirt cleaningImproved crispiness and internal safety mechanismMilitary grade trigger design Cadex DX2 Evo Convertible Double Stage Trigger for CDX-R7 (Rem style with Safety) 6119-A002R7-EVO