CMC Triggers 95501 Drop-In PCC Single-Stage Curved Trigger w/ 3-3.50 lbs Draw Weight & Black/Silver FinishThe CMC AR 15 AR 10 9mm PCC Single Stage Drop In Trigger is the same Curved Trigger Bow shape you love for your large caliber rifles can now be successfully installed in your pistol caliber carbine without issue. Hammer dimensions have been modified to facilitate the 9mm platform and ensure success with each pull of the trigger. CMC Triggers innovative, self contained, and easy to install AR 15 Trigger Groups have been completely re tooled to maximize