The CMC Triggers® Single Stage 3.5lb PCC Match Trigger is a drop-in trigger upgrade that boasts a pull weight of just 3.5lbs. with an ultra-crisp and glass-smooth break with no grittiness so you can dial in your precision like never before. Constructed with 8620 alloy and S7 tool steel. This trigger features no feel of creep prior to hammer release and boasts a positive reset for quick follow-up shots. Totally self-contained one-piece assembly makes for easy installation. Comes with CMC anti-walk pin set and is compatible with AR-15 and AR-10 rifles.