I got the idea after seeing a few threads lately asking about Featureless Builds. So what else is better then seeing what all is out there, feel free to post up specs if you'd like.
Here is my favorite AR I have had so far, started off with this Lower and a LWRC M6A2 GPU and I also had a Dedicated .22LR that I sold in the last month or so
Sun Devil Lower
RRA LPK
Magpul CTR Pinned
Magpul MIAD w/ very homemade Fin
VM Hy-Tec Mag Block w/ 32 Round Uzi Mag
RRA 9mm Buffer
Spike's Tactical 9mm Upper with CMMG Ramped Bolt
Spike's Tactical Carbine Rail
Spike's Tactical Fake Can
Magpul XTM Panel Covers
AimPoint Clone (Holds 0 just fine for 9mm)