The following installation process should only be performed by a certified POF-USA Armorer or gunsmith. Please contact a certified POF-USA Armorer or gunsmith for assistance.

POF-USA parts may only be installed in conjunction with: 1) Other parts that were designed and/or sold by POF-USA or 2) Parts that adhere to the safety and functional dimensional requirements of the M16, M4 carbine, or any subsequent variant military specifications or data packages.

Trigger components must be cleaned and maintained every 250 rounds, or after every shooting session, whichever comes first. Failure to properly clean and maintain the firearm and its components according to the cleaning procedure found in the support section of www.pof-usa.com can lead to damage to the firearm, bodily injury or death to the shooter or bystanders.

POF-USA does not recommend the use of this drop-in trigger in any 9MM, 40 S&W, 45 ACP, 10MM, or any other Pistol Caliber Firearm. The use of this drop-in trigger in any Pistol Caliber Firearm can lead to damage to the trigger, the firearm, and cause bodily injury or death to the shooter or bystanders. The use this drop-in trigger in any Pistol Caliber Firearm will VOID the triggers warranty.

CLEANING FIREARMS, OR HANDLING AMMUNITION MAY RESULT IN EXPOSURE TO LEAD AND OTHER SUBSTANCES KNOWN TO CAUSE BIRTH DEFECTS, REPRODUCTIVE HARM, AND OTHER SERIOUS PHYSICAL INJURY. MAINTAIN ADEQUATE VENTILATION AT ALL TIMES. WASH HANDS THOROUGHLY AFTER EXPOSURE. SHOOTING OR CLEANING FIREARMS MAY EXPOSE YOU TO LEAD.