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Mar 20, 2018 · My last issued M4 in Iraq, 2008-09 in an Army Infantry company was Colt M4 KAC Rail system Matech BUIS Aimpoint "M68" (M4) Airtronic M203 railed leaf sight PEQ15 PSQ18 IR sight for …

Sep 7, 2008 · Can anyone report how a Colt M4 is marked vs. a Colt M4A1 in US service? For example, on the fire selector, I do know the M4A1 is marked "SAFE-SEMI-AUTO" but is the M4 marked "SAFE …

Dec 28, 2016 · M4 feed ramps will be up to the mfg. A military M4 barrel is similar to a 20" A2 barrel, with about 5.5" removed between the chamber area and the gas block/fsb, M4 feed ramps, and a …

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Jan 15, 2017 · We have a thread for practically every clone rifle except one dealing specifically with the M4/M4A1 MWS (Modular Weapon System). So I am starting one. The New Army M4A1.

Jun 25, 2006 · An Improved Battlesight Zero for the M4 Carbine and M16A2 Rifle 1. Current Army/Marine Corps battlesight zero and it's procedures are well described in TM9-1005-319-10, the …

Jan 16, 2022 · The Sporter M4 Carbine was the first change to the roll marking of the original Colt's Law Enforcement Carbine. I got mine new in March 2011, no date on plastic birth bag, barrel date 12/10 …

Jun 5, 2003 · Another tells wifey that his barrel is worn out because he really wants a new M4 profile barrel, if you know what I mean. Other factors include the type of ammo, how "hot" that ammo is, …

Nov 5, 2019 · Dropped them on to 2 spare Colt M4 lowers, used Colt BCG's/CH's, and used some spare Aimpoint PRO's. Need MaTech rear sights, some Colt double heat shielded handguards, and to set …