Sig Sauer AR15/M400 Tread/MCX Match Flat Trigger Kit, Two-Stage

The Sig Sauer Two-Stage Trigger offers a significant upgrade over a Mil-Spec trigger kit. This trigger kit is ideal for any M4/AR-15, M400, MCX or 516 weapon.

This kit features a flat blade trigger.

*Not compatible with MPX models.

WARNING: These parts kits are intended to be installed as a full unit. Any substitution of included parts may be incompatible and may lead to malfunction, serious injury, or death.