This simple non-rotating pin set is for shooters who want to quickly change their trigger set-up without the need of any tools, eliminate receiver wear and tighten up trigger wobble and free-play at the same time.
Features and Specifications:
Manufacturer Number: QCNRTH Stainless Steel
Black Phosphate Finish .1555" in Diameter

Fits:
AR-15, M16

Note: These .1555 pins will not fit Jewell Trigger System.