Matech back up iron sight (BUIS) / rear sight, Introduction and Maintenance

US Army’s current fielded (BUIS) produced by Matech for the M4 carbine and M16 rifle. Introduction to the sight, pros and cons, maintenance of this particular rear sight, and etc. #matech #buis #backupironsight #matechbuis #brownells #palmettostatearmory #ar15 #army #cavalry #fieldmanual #pmcheck #preventativemaintenance #marines #knightsarmament #clone #clones #m4a1 #m4carbine #m4 #m416 #m27 #m27iar #primaryarms #usarmy #marinecorps #socom #commando #specialoperations #specops #psa #marsoc

0:00 reveille / introduction
1:21 origins of the video
5:24 zeroing methods to come
5:56 pairing Matech with optics & impediment?
7:47 adjusting height
8:08 comparing aperture sights MaTech vs Magpul
MBUS
9:06 Matech anatomy for combat. Other good BUIS
choices
11:43 maintenance
12:27 lubrication
13:37 windage screw adjustment
14:04 how to find center of sight
14:56 centering conclusion / TAPS

HHT, Headquarters and Headquarters Troop (Patreon): https://www.patreon.com/CavTrooper19D