Not really, but first one that have purchased and modded.
A few elements never made sense to me, or didn't fit to liking. So addressed those while preserving a simple layout, keeping it a bit old school. For home and homestead defense duty; may attach the x300 Ultra at some point.
Colt OEM1, barrel shortened by ADCO to true 16.25in overall w/ pinned BCM Gunfighter Mod 0
Geiselle SSA
Magpul alloy TG
Magpul K-grip
Trijicon f. sight post
Colt A3 r. sight/handle
BCM KMR Alpha 7"
Colt A1 stock, refurb
Badger bolt catch release (slightly enlarged)
Battle Arms mag release (also slightly enlarged)
Power Custom charging handle (steel)