Drop-In Design

Body: Yellow Aluminum Housing

Trigger Type: Single Stage

Trigger Profile: Curved

Trigger Pull Weight: 3 lbs (default), 4 lbs, or 4.5 lbs Settings

Hammer: Steel

Pin Diameter: .154"

Fits: AR-15 Lowers with Small Pin .154" Diameter Trigger Pin and Hammer Pin Holes

Does NOT Fit: Bushmaster ACR

Note:

The manufacturer recommends a minimum trigger pull of four pounds when using a .22LR conversion kit with an AR-15.

Link to parts manufacturer