My 18.5" SPR build in 6.5 Grendel...
- Essential Arms Lower
- Del-Ton flat-top (M4 ramps)
- Alexander Arms 18.5" stainless barrel with mid-length gas system
- Sabre Defense Tactical Gill Brake
- Jard 3# single-stage trigger
- Magpul PRS
- YHM light-weight, railed FFT
- Mueller Tac II 3.5-10x44
- KNS pins, tac latch, etc, etc
My 11.5" SBR build...
- Stag Lower
- DPMS upper (M4 ramps)
- DPMS 11.5" 1:9 heavy barrel
- PWS FSC556
- Jard 4# single-stage trigger
- Magpul CTR
- MI 10" 2-piece, railed FFT
- EOTech 551
- YHM flip-up BUIS (added after the pic)
- KNS pins, magwell, tac-latch, etc, etc
I just finished remodeling my 16" 3-gun build over the weekend, so I'll have to take some new pictures of it. But, it has...
- RRA lower
- Del-Ton flat-top
- Model1Sales 16" light-weight barrel (CAR)
- PWS FSC556
- Jard 3# single-stage trigger
- Magpul CTR
- YHM Spectre customizable FFT
- Millett DMS-1
- KNS pins, magwell, tac-latch, etc, etc
I have a few other miscellaneous uppers and lowers in various stages of completion depending on the day/week/month as well, but these are the main three.