Shooting the AR-15 Pistol

just went out to test fire the new AR-15 pistol i built . 120 rounds zero issues so far. the thing is a blast to shoot! I put a list of parts below used in the build. Any questions throw a comment below!
Parts used in the build:
RGuns stripped lower
DPMS lower parts kit
TAPCO mil spec buffer tube
Colt h2 Buffer
KNS anti roll pins
Falcon industries ERGO grip
Troy CQB SPC 10'' upper
Troy folding battle sights
Troy claymore muzzle break
Troy TRX ALPHA 11″ Free Float Rail
Eotech 512
Midway USA single point sling
Magpul Enhanced trigger guard