FM Products Ultralight Monolithic AR-15 Upper Receiver
This video showcases the FM Products Ultralight Monolithic AR-15 Upper Receiver, highlighting its ability to reduce weight for lightweight rifle builds. The description details that it includes both the receiver and a matching M-LOK handguard, constructed from 6061-T6 aluminum. It is available in 15-inch and 8.5-inch configurations and features a unique locking mechanism for a slim profile. The video directs viewers to Brownells for more information.








