CMMG Zeroed Drop-In Trigger — 4–4.5 lb Single-Stage

The CMMG Zeroed Drop-In Trigger is a single-stage drop-in trigger designed for a range of AR-style platforms. It is specified for a 4–4.5 lb trigger pull and provides a crisp break with short reset travel. Built in steel and weighing approximately 2.6 oz, the Zeroed is suitable for compact defensive platforms as well as precision-oriented rifles where a predictable single-stage pull is desired.

Key Specifications

• Trigger pull is specified as 4–4.5 lb.
• Operation is single-stage for consistent, predictable breaks.
• Design is a drop-in trigger group for simplified installation.
• Compatible with AR-15, AR-10/LR-308, Mk47, and DISSENT platforms.
• Construction uses steel components.
• Unit weight is 2.6 oz.
• Features a crisp break characteristic.
• Provides a short reset travel to support rapid follow-up shots.
• Includes ZEREOD anti-walk trigger pins to maintain pin retention.

The Zeroed Drop-In Trigger balances reliable engagement with a straightforward single-stage feel, making it a practical upgrade for shooters seeking a cleaner break and faster reset in AR-style platforms. Its drop-in format and robust steel construction make it a durable option for a variety of use cases, from compact defensive builds to precision setups where consistent trigger performance matters.