Midweight CM4 Complete Rifle

Usually ships in 2-4 weeks. Please send FFL Copy to sales@centurionarms.com
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Out of stock

Out of Stock

Midweight CM4 Complete Rifle by Centurion Arms

*Due to the state of the firearms market, many of our options are out of stock and stock may fluctuate quickly. We are doing our best to keep option availablilty up to date, and what we show on the website as an option is all we have to offer. Occasionally, an option may sell out before we can update stock, and you will be notified of that so we can discuss alternatives. Thank you for your patience and understanding.*

Base Model Specs (Photos May Include Options and items not included such as optics,etc)

Weight: 6.4lbs
Length: 32.5in (stock collapsed)

--Centurion Arms Midweight 16" 5.56mm chrome hammer forged barrel, .750 under the handguard and .740 in front of the .750 gas journal, 1/7 twist, Independently Certified MIL-SPEC 11595E barrel steel, specifically engineered for machine guns for longer life (most all hammer forged barrels on the market are not made of this steel), USGI 5.56mm NATO, chrome lined bore and chamber. HPT/MPI (High Pressure Test/Magnetic Particle inspected), per MIL-SPEC. Manganese Phosphate Finish on entire barrel. THESE SERVE AS HBAR SERVICE BARRELS. HBAR ENGRAVING AVAILABLE AS AN OPTION

--Centurion Arms CM4 Forged Upper receiver is standard forged Mil-Spec with M4 Extended feed ramps
--Centurion Arms low profile pinned gas block
--13" MLOK Centurion Arms CMR Rail
--Mid-length gas tube
--Standard A2 Flash Hider
--BCG: Full Auto machined from MIL-SPEC Carpenter 158 Steel. MPI (Magnetic Particle Inspected), Shot Peened, Tool Steel Extractor w/enhanced extractor spring, Chrome Lined Carrier, Hardened, Chrome Lined Gas Key w/staked Grade 8 Fasteners as per MIL-SPEC.

--Centurion Arms CM4 Forged Lower Receiver
--Receiver Plate-Standard or QD
--Fire Control Group: MIL Spec
--Trigger Guard: Aluminum Winter Trigger Guard
--Buffer: H2
--Grip: A2
--Stock: B5 Bravo

Options, When Available:

Handguard Options
--Centurion Arms 9", 10", 12", Carbine Cutout, Mid-Cutout and 12" FSP (Carbine Front Sight Pocket) C4 Rail
--Centurion Arms 9.5", 11", 12" 13.688" & 14" Original Standard CMR Handguard in Gen1 or Gen2 (with lightening cuts)
--Centurion Arms 9", 10.5" & 15" MLOK CMR Handguard

Other Options
--PRI gas buster charging handle
--BattleComp 1.5, BattleComp 2.1, Surefire SFMB Muzzle Brake, Centurion Arms 9315 Open (3 or 4) Prong Flash Hiders and Centurion Arms 6315 Stoner 63 Flash Hider
--Backup Iron Sights- Knights Folding Front and 200-600M Rear
--Ergo Grip, Reptilia Grip
--Centurion AMT or AST triggers, Knights 2-Stage Trigger

Includes: Rifle, (1) 30rd Magazine, Digital USGI Manual and Centurion Arms Propaganda

 **FFL REQUIRED BEFORE SHIPPING. Please contact your local FFL for transfer, and have them send a copy of their FFL to sales@centurionarms.com , and please have them reference your name/order number. No we do NOT accept fax as we live in the modern world and we also do NOT accept carrier pigeon. **


**At this time, we can not ship complete rifles to California, Connecticut, Massachusetts, Maryland, New York or D.C., unless you have special circumstances (LE,etc) and have an FFL dealer that will accept it for you. Please be sure of your local laws before ordering. We are not responsible for orders that cannot be acquired due to your local laws.**


  • 5
    Customer For Life- Midweight CM4

    When I ordered my Centurion, I did so needing a be all-do all rifle. Let me tell you, it did not disappoint! Customer service was top-notch and they were able to answer all of my questions before and after the sale. I will definitely be looking for my next rifle here at Centurion Arms!

  • 5
    CM4 Midweight

    My CM4 was shipped and delivered well before the expected delivery date! The rifle looks great and handles well. Throw on your preferred scope and you’re ready for the range.