Feb 17, 2020 · Some of you may recall the previous FBI specification rifles that made it onto the civilian market as the LE6920-FBP1. There is now a specification rifle that has come onto the …

Mar 17, 2011 · My latest new carbine is my 10th Colt AR which started with my first SP1 rifle way back in 1971, I currently have 4 ponies in my stable, a Match Target HBAR lower with USGI …

Sep 7, 2008 · The USGI M4 Carbine is Colt's model number RO920 and roll marked: Property of US Govt M4 Carbine The USGI M4A1 is marked: Property of US Govt M4A1 Carbine and is …

Sep 8, 2013 · Yes, I had a grey A2 Colt upper with M4 ramps, marked m4 in small letters over the gas tube hole. According to Kevin Dockery's 'Weapons of the Navy Seals' the first M4s were …

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, …

Sep 25, 2023 · Then Colt switched all their lowers at some point to started using standard size trigger prins (0.154"). Sometime after they changed to the rollmark on the 6920's to "M4 …

Apr 5, 2010 · Do the dual heat shielded Colt carbine handguards have the same characteristics as the single shielded ones as described? Yes, this a very good write up by the OP! Edit: I …

Jan 4, 2021 · Was browsing GB the other day and saw where a guy had 5 M4 marked LE6920s. The SN# prefix was CR. He wanted $1200. Seemed like a good deal as the Carbine only …

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 …

Feb 26, 2018 · There are four basic different kinds of the LE6920 M4 carbine with three different roll markings on the left side of the lower receiver. The oldest (which there may be still NIB …