Includes 3 each Round Section Viton, Fluoroelastomer, Mil Spec, o-rings help to lock the thread protector on your barrel. Keep a few extras handy.
Sold in the Continental U.S., Alaska, Hawaii, and Puerto Rico only.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.