CMC Triggers are easy to install top quality drop-in triggers. Each trigger is a one piece design with a 3.5 pound Single Stage trigger pull. Four different design options including Flat and Curved with Small Pin (Standard - SP) or Large Pin (LP) models allow you to choose the best replacement for your factory AR-15 stock trigger.
Small Pin Model (SP) for Standard AR-15 Specs
Large Pin Model (LP) for COLT Model Rifles with .171" retaining pins.