Wilson Combat TRETUM2 Enhanced Trigger Unit Two-Stage

The Wilson Combat TRETUM2 Enhanced Trigger Unit is a modular, two-stage trigger assembly designed for AR-pattern rifles. It installs as a drop-in unit with no adjustment screws and is CNC precision machined for consistent operation. Key action parts receive a black DLC physical vapor deposition finish for enhanced corrosion resistance and reduced wear. The unit provides a positive trigger reset and a specified trigger pull range of 4–4.5 lb, intended for use in standard USGI style AR lower receivers.

Key Specifications

• The model is Enhanced Trigger Unit (TRETUM2).
• This is a two-stage trigger unit.
• The trigger pull measures 4 – 4.5 lb.
• The finish on key action parts is black DLC for corrosion protection.
• The unit is a drop-in design requiring no adjustment screws.
• The components are CNC precision machined.
• The design provides a positive trigger reset.
• Intended for standard USGI style AR lower receivers with .154″ GI trigger pins, including 7.62/.308 length AR receivers.
• Not compatible with certain platform exceptions, including Colt commercial rifles made 1991–2009 with .169″ trigger pins, rifles with pinned-in sear blocks, and the Bushmaster ACR.

Engineered for consistent, repeatable two-stage control, the TRETUM2 suits builders and users seeking a reliable AR trigger solution for applications such as precision work, competition, duty, or general-purpose training. Its drop-in fit and robust finish are intended to deliver low-maintenance operation and a predictable feel under a variety of conditions.