ALG Defense QMS (Quality Mil-Spec) single-stage trigger set for the AR-15. The set includes the trigger, hammer, and disconnector, machined to standard mil-spec geometry with an improved finish for a cleaner, more consistent single-stage break than a typical mil-spec trigger. ALG Defense is a Geissele-owned brand.

Features:

• Single-stage AR-15 fire-control set (trigger, hammer, disconnector)
• Standard mil-spec geometry, .154" pin diameter
• Improved mil-spec finish for a smoother break

Fits mil-spec AR-15 lowers using .154" trigger and hammer pins. Confirm your lower is standard mil-spec before installing.