80 Percent Builder is your source for the highest quality aftermarket pistol, rifle and firearm parts on the web.
Thanks to the tremendous success we found in providing aftermarket parts and kits for Glock firearms we decided to branch out into providing 80 percent building kits for other platforms. We're constantly expanding and enhancing our products and services to continue to provide the highest quality and best deals for 80% gun parts and kits.
Family owned and Operated - 80 Percent Builder is the culmination of our passion for guns, our entrepreneurial spirit, and our desire to help support the rights of the firearm owning community.
When shopping at 80PBuilder.com, you can expect to easily find and purchase what you’re looking for through our responsive eCommerce platform. All of our gun parts are organized by size and model, and we also sell bundled kits for those looking to buy a complete set of parts. If there’s something you need that we may not have listed on our site, please leave us a message and we’ll see if we can help.