This video details troubleshooting a Daniel Defense M4A1 rifle, identifying issues primarily in the lower receiver. The instructor highlights a problematic hammer spring, an undersized and off-center magwell, and a slight overhang on the right feed ramp of the barrel extension. These issues can lead to feeding failures and reliability problems, even after the firearm was inspected by the manufacturer.
You've reached the end! 1 videos loaded.
Gun Laws by State
Read firearms regulations for all 50 states + D.C.
Find Gun Dealers
Search licensed FFL dealers near you.
