I’m quite enjoying the quirks of HRT 416 setups.
One I spotted recently was an HK folding rear BUIS, which was something of a surprise. I sense checked this finding with my mate Tuomo.
I’ve not seen an HK folding rear BUIS on a US MIL/LE 416 before, since they normally sport US made BUIS if they have any at all.
This is the newer, locking model, which I have on my 416:
I’ll be keeping my eye on HRT 416 builds. Seems like a fresh perspective.