AR15 builds

Left to right are 16.5", 14.5", and 10.5" AR15 5.56x45, them 10.5" 300 Blackout.
Only the lower in the 10.5" 556x45 was purchased assembled from PSA. That upper was purchased from BCA.
The scopes were all in clearance for twenty five dollars each. The silver colored scopes are second focal plane. The black scope is first focal plane.
The parts were purchased from various places.