Serial Number Engraving on AR Lower Receivers
Firearms Unknown is now offering custom laser engraving for those in the communist states requiring serial numbers and identifications on their home made firearms. Our standards exceed the 1/16" height requirement and well beyond the .003 depth requirement
Please fill out the boxes with your desired information.
1. Serial Number
2. The caliber or gauge;
3. The name (or recognized abbreviation of same) of the manufacturer and also, when applicable, of the importer;
4. In the case of a domestically made firearm, the city and State (or recognized abbreviation thereof) where the licensed manufacturer maintains its place of business;
Please format your text exactly how you would like your engraving to appear. All engravings will be Case sensative and be engraved exactly formated as you type them.
Looking for Custom Engraving? Submit any graphics or artwork to