Ok, finally finished my AR-15 build. Took me a while and made a few changes along the way.
Yankee Hill Upper
16" chrome-lined barrel; chambered 5.56; 1:9 twist
Mid-length gas
M16 BCG
Troy ambidextrous charging handle
Troy low-profile gas block
Magpul Gen2 MBUS back-up sights
Magpul angled fore grip (AFG)
Lantac Dragon muzzle brake
Aimpoint PRO red dot sight
Spikes Tactical lower
CMMG lower parts kit; will be installing a Timney trigger soon
LWRC Advanced Trigger Guard
Spikes Tactical ST-T2 buffer, tube, and spring
Magpul MOE milspec stock
Magpul B.A.D. Lever
Ergo grip
Build cost: $1,650