Best lower receiver for bcm upper. Here are our picks for the best 300 Blackout Upper at every budget: Palmetto State 300 BLK Uppers - Best Budget Options. Aero Precision 300 BLK Uppers - Alternative Budget Options. BCM 300 BLK 9" MCMR-8 - Best for the Money. Radian Weapons Model 1 300 BLK - Best Overall. You can jump ahead to our picks by clicking here or continue reading.

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BCM® BFH 16" Mid Length (ENHANCED Light Weight) Complete Upper Receiver Group w/ MCMR-15 Handguard. MSRP: $1,053.95. Your Price: $830.95. In Stock. BCM® MK2 …Oct 21, 2020 ... Comments360 · Bravo Company USA RECCE-18 MCMR Precision AR-15 Review · BCM Factory - Quality Control · New BCM Mk2 AR15 Upper - What's it ...

The lower will work with any Mil-Spec Upper so I know the standard upper is an option, but I was also considering the below Uppers: - ADM UIC Upper. - SOLGW Upper (I'm a sucker for the rebellious stripes) - VLTOR Upper (though I'm concerned about weight) I'm willing to take suggestions on about anything out there, so please throw them out.AR-15 Lower Receiver – A Critical Junction. The lower is also responsible for attaching to the upper receiver and the receiver extension. Attaching to the upper receivers is done via two pins. If the holes for the pins are not drilled correctly, or are not even, keeping the receivers attached can prove challenging.I used a BCM Mk4 to remount a PSA 22lr upper, that thing is a laser to 50yds with premium ammo. The original upper receiver was loose and out of spec, so much so you could wiggle the barrel with the nut torqued and change POI. Most of the Aero uppers I have are snug depending on the barrel used, but nothing like the BCM.Barrel Length: 16in. Barrel Style: BFH. Handguard: MCMR-15. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) +$89.95 Asym MK2 Handle (LARGE) +$74.95 Asym MK2 Handle (MEDIUM ...Magnolia’s HGTV Fixer Upper has become a sensation among home renovation enthusiasts. With its unique approach to transforming outdated houses into stunning homes, this show has ca... Receive $3.04 OP Bucks. Bravo Company AR-15/M4 Complete Upper Receiver Assembly, Flattop, Aluminum, Black, BCM4-UR-M4. TRYBE Defense V2 Single Stage Drop-In Trigger, AR-15, Curved, 3.5-4lb Pull Weight, Black, TRGCURAR15V2-BLK. Free shipping* & free returns*. Expert AdviceRFQPrice Match. You can also find our best stripped upper receivers here, which also includes recommendations for stripped receiver sets. The Best AR-15 Stripped Lower Receivers As we'll cover in more detail below, you're generally fine going with the cheapest lower possible, so long as it's made from 7075 (T651) aluminum, not cast, and made by a …Barrel Length: 16in. Barrel Style: BFH. Handguard: MCMR-15. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) +$89.95 Asym MK2 Handle …

Twilight is the light diffused over the sky from sunset to darkness and from darkness to sunrise. Learn more about twilight. Advertisement Twilight, the light diffused over the sky...Dec 27, 2019 · Made by Bravo Company MFG, Inc. (BCM®™) These Barreled Upper Receiver Groups are designed for shooting professionals with the Mil-Spec features for the demands of their duty. They are fully assembled, headspaced, and test fired. As a note: BCM®™ barrel components are parkerized separately before assembly. Prior to shipping, all BCM ... If you’ve found yourself in the AR market for the first time and don’t mind spending a little bit more for a rifle that’s firmly a few steps above entry-level, we have a feeling you’re going to be pretty stoked on the BCM Recce-16 AR-15. BCM Recce-16 MCMR AR-15. $1,559. at Brownells. Prices accurate at time of writing.A complete upper is $475 and if you order the bolt carrier and charging handle at the same time as you order your upper the cost is $145. Plastic handguards are $20. Total cost is $640 plus shipping. The complete upper, bolt carrier group, charging handle, and handguards can be shipped to your residence.

Dec 17, 2021 · Aero precision bcg use mim parts. BCM bcg are made by microbest and have tool steel parts, and chrome lining. If you are trying to get as much rail as possible for your barrel check out SLR. Thier rail lengths come in many incremental sizes and are rock solid. Midwest industries rails are excellent as well.

Advertisement. The new BCM MK2 Upper is the latest offering in firearms technology from Bravo Company Manufacturing. This new, optics and suppressor minded upper receiver seeks help shore up …

12.5in. Barrel Style: Standard. Handguard: MCMR-10. Upper Receiver: MK2. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) +$89.95 Asym …MCMR-13. Barrel Profile: Enhanced Medium-Weight *FLUTED*. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) +$89.95 Asym MK2 Handle …BCM Lower/ARP 6.8SPC upper for hog hunting DD M4V5 clone, Troy 5.56 Carbine, S&W M&P10 PSA Lower/BCM LW 16" middie CHF upper PSA Lower/BCM LW 14.5" middie upper 2 PSA 18"6.8 rifles, PSA 20" M16A4 clone Remington 870, Remington 700VTR SA XDm9, XDm9C, , XD9SC S&W 1911 Ruger GP100, Hawkeye77 Compact 6.8SPC Kel-Tec KSG, Marlin 336 30-30, HK 45C, VP9Shop BCM online right here at Palmetto State Armory. Order BCM AR-15 guns, parts, and accessories at great prices. ... Lower Receivers; Lower Parts; Upper Parts; Also in AR-10: Barrels; Bolt Carrier Groups; …

Upper left side back pain can be caused by acute pancreatitis, Healthline says. Although the pain manifests mostly in the upper left side of the abdomen, it can spread to the left ...Barrel Length: 18in. Barrel Style: SS410. Handguard: MCMR-15. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) +$89.95 Asym MK2 Handle (LARGE) +$74.95 Asym MK2 Handle ...May 24, 2017 ... ... " Mid-length BFH upper w/ BCM KMR13 Alpha BCM lower w/ Magpul Enhanced Trigger Guard BCM Auto Bolt Carrier Group BCM Gunfighter Mod4 Charging ...THE QUICK LIST. Best Overall AR-15 Upper. BCM 16" Mid-Length MCMR Upper. Jump to Details. Best High-End AR-15 Upper. Daniel Defense DDM4 V7 Upper. Jump to Details. Best Value AR-15 Upper. Aero Precision M4E1 16" 5.56 Mid-Length Upper ATLAS.Looking for a product featured in this video? YouTube prevents us from posting links. Head over to our website to find what you're looking for.0:00 Intro1:40...I much prefer Aero M4E1 receivers over anything else non ambi. (But only the threaded upper). I’d go with the BCM bolt group. BCM rails are fantastic, Aero rails are meh. A 13” MCMR rail would leave .4” exposed (after the muzzle device) if their measurements are spot on.5. Pull the barrel and old upper receiver assembly out of the lower receiver. Step 2: Install the new upper receiver. 1. Place the new upper receiver assembly into the lower receiver. 2. Align the barrel with the barrel. there are a few key ways to identify the manufacturer of an AR-15 upper receiver.Shop a large selection of in stock Bravo Company Lower Receivers manufactured by Bravo Company (BCM). Get 50% off now - Click Here FAST, FREE shipping on Ammo, Parts, and Accessories over $200!Trijicon MRO-C-2200006: Trijicon MRO™ - 2.0 MOA Adjustable Red Dot with Lower 1/3 Co-Witness Mount $ 544.00; Aimpoint® ACO (Aimpoint Carbine ... BCM barrel components are parkerized separately before assembly. Prior to shipping, all BCM upper receiver groups are test fired for ... Best Selling. BCM® BFH 11.5" Carbine Upper Receiver …When you’re ready to decide where to buy your next Bravo Company rifle, check out our lineup of in-stock Bravo Company rifles at Bravo Arms USA. Sale! Quick View. 18" RIFLE UPPER GROUP. BCM® SS410 18″ Rifle Upper Receiver Group w/ MCMR-13 Handguard 1/8 Twist. $ 967.95 $ 769.95. Sale! Quick View. 18" RIFLE UPPER GROUP.Upper: BCM Mk2 16" BFH ELW upper Light setup: Modlite PLHv2 + Surefire DS00, SR07 Optic: T2 + G33 Lower: Radian AX556 ADAC Lower + Talon Trigger: Geissele SD3G Buffer setup: VLTOR A5 Stock: B5 SOPMOD Enhanced Misc: FCD Rail panel + FA, Geissele SCH, Emissary Handbrake, Surefire 3 prong Pistol: Glock 17 Trijicon RMRAll AR15 Upper Receiver Groups; BCM® MK2 Upper Receiver Groups; Cosmetic Blem Upper Groups; 20" Rifle Upper Group; 18" SPR Mk 12 Upper Half; 18" Rifle Upper Group; 16" M4 Carbine Upper Group; 16" Mid Length Upper Group; 16" Recce Upper Groups (Mid Length) 14.5" Mid Length Upper Group; 14.5" M4 Carbine Upper Group; 12.5" Carbine Upper Group; 11 ...Dirty Bird MCF-A Ambidextrous Lower Receiver. $279.95. at AR15Discounts.com. Prices accurate at time of writing. View Details. AR-15 Lower Receiver – A Critical Junction. The lower is also responsible for …Best 16” AR-15 Uppers. A 16” barrel is the gold standard for a reason, offering an ideal balance between accuracy and maneuverability. These uppers are optimized for a smooth shooting experience with a mid-length gas system for a gentle recoil. 1. Best Overall – Bravo Company (BCM) BFH 16”. Best Overall.300 BLK. Barrel Length: 9in. Barrel Style: Standard. Handguard: MCMR-8. BCM® Bolt Carrier Group: NoneBCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: NoneAmbi MK2 Handle (LARGE) +$89.95Ambi MK2 Handle (MEDIUM) +$89.95Asym MK2 Handle …Jan 2, 2020 ... BCM MK2 Upper Receiver ... Unboxing: BCM BCM® BFH 14.5" Mid Length Upper w/ MCMR-13 Handguard - Best Deal on the Interwebs? ... AR15 Lower Receivers ...MCMR-13. Barrel Profile: Enhanced Medium-Weight *FLUTED*. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) +$89.95 Asym MK2 Handle (LARGE) +$74.95 Asym MK2 Handle (MEDIUM ...Using a .224V AR upper receiver with a 20-inch 416R stainless barrel and a 6.8 SPC mag, a good mil-spec 7075 lower could work, but the builder would be better off taking a step up to a nice billet lower with a built-in tensioner screw to help reduce upper/lower wobble and yield a tighter fitment.

But that 81% stripped lower is a firearm…. I came here to say I am doing the exact same, SBRing a PSA lower with a BCM upper! I did this but with my Anderson lower. Lol I put …THE QUICK LIST. Mil-Spec Goodness. Aero Precision Stripped Upper Receiver. Jump to Details. Editor's Choice. Aero Precision M4E1 Stripped Upper …LMT defender complete lower on most of mine, including one DD upper. Can't build better for $300 at my LGS. Great choice too. They are awesome with the two state trigger and SOPMOD stock. Open the pig! 12-20-15, 10:31 #7.The Hide Armory. Semi-Automatic Rifles. Sniper’s Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. Founded by Frank Galli in 2000, Sniper’s Hide has been offering informational videos, podcasts, and other support to its users in one location. Forum Statistics.Upper left side back pain can be caused by acute pancreatitis, Healthline says. Although the pain manifests mostly in the upper left side of the abdomen, it can spread to the left ... 14.5" Mid Length Upper Group; 14.5" M4 Carbine Upper Group; 12.5" Carbine Upper Group; 11.5" Carbine Upper Group; 7", 9" Pistol Upper Group; BCM® 300 BLACKOUT Upper Receiver Groups; BCM® Upper Groups with KMR™ (KeyMod™) Handguards; BCM® Upper Groups with (M-LOK®) MCMR Handguards; BCM® Upper Groups with QRF™ (Quad Rail Forend) BCM ... 14.5in. Barrel Style: BFH. Handguard: MCMR-13. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) +$89.95 Asym MK2 Handle (LARGE) +$74.95 …

Aero precision bcg use mim parts. BCM bcg are made by microbest and have tool steel parts, and chrome lining. If you are trying to get as much rail as possible for your barrel check out SLR. Thier rail lengths come in many incremental sizes and are rock solid. Midwest industries rails are excellent as well.Jan 17, 2014 ... Comments13 · AR15 Upper Receiver Visual Checks/Inspections · BCM complete lower · BCM Upper Problem - Oversized Lugs · My 2023 AR-15 Ti...Feb 12, 2021 · So far about 100 rounds thru it, at 50yrds, five shot groups, all the holes are touching. About 1/4 inch. BCM 18" Upper Receiver Group w/ Handguard (KMR-A15). This 5.56 Upper is designed for shooting professionals & responsible civilians for the demands of duty. The BCM BFH 11.5" Carbine Receiver was designed for shooting professionals and responsible civilians with the Mil-Spec features for the demands of their duty. The Bravo Company BCM-URG-11-BFH-MCMR-10 upper comes with 10" MCMR M-LOK rail and an 11.5" cold hammer-forged barrel.Here are our picks for the best 300 Blackout Upper at every budget: Palmetto State 300 BLK Uppers - Best Budget Options. Aero Precision 300 BLK Uppers - Alternative Budget Options. BCM 300 BLK 9" MCMR-8 - Best for the Money. Radian Weapons Model 1 300 BLK - Best Overall. You can jump ahead to our picks by clicking here or continue reading.PSA Carbine Length Classic Freedom M4 Upper w/ 16-inch barrel. $229.99 at Palmetto State Armory. Prices accurate at time of writing. Of course, PSA also has a ton of other 16” AR-15 upper receivers, at varying price points, with free-floated barrels, etc.AERO also makes an upper where the handguard mounts onto the receiver not the nut. My buddy and I both have them. His build with a WOA SPR build shoots very well (averages around .5 MOA if wind doesn't throw a round due to a gust/lul) The AERO lower is also very affordable at <$200 for upper and hand guard. 6.Cross Machine Tool UPUR-1LH Left Hand Eject Billet Upper Receiver. Cross Machine Tool UPUR-1LH Left Hand Eject Billet Upper Receiver $189. ... Best Left-Handed/Ambi AR-15 Lower Receivers. ... BCM Gunfighter Ambi Charging Handle. BCM Gunfighter Ambi Charging Handle $39.When buying a 300 Blackout upper, you want it to include a bolt-carrier group and charging handle, a free-floating handguard, and a barrel that’s between 7 and 12 inches long. The three best 300 Blackout uppers are the Radian Weapons Model 1, Noveske Gen lll Shorty, and the BCM MCMR-8.Complete Bravo Company Manufacturing AR-15 lower receiver with BCM MK2 Recoil Mitigation System – Mod 1 – T0 and Mod 0 Gunfighter stock. The BCM MK2 Mod 1 – T0 recoil mitigation system is designed to lessen felt recoil without compromising reliability.T-Marked Upper Receiver. The contemporary M16/M4 rifle is built around the concept of modularity. All of the BCM® flat top uppers feature a USGI type laser etched T-marks to provide addressing for the remounting of tactical accessories such as optics, laser sights, etc. This enables the weapon platform to be easily configured and then ...Nov 12, 2014 ... ... Upper Receiver (with BCM KMR, enhanced light weight barrel, and Gunfighter Mod 1 Comp), and soon a new Battle Arms Development Lower Receiver ...When you’re ready to decide where to buy your next Bravo Company rifle, check out our lineup of in-stock Bravo Company rifles at Bravo Arms USA. Sale! Quick View. 18" RIFLE UPPER GROUP. BCM® SS410 18″ Rifle Upper Receiver Group w/ MCMR-13 Handguard 1/8 Twist. $ 967.95 $ 769.95. Sale! Quick View. 18" RIFLE UPPER GROUP. All AR15 Upper Receiver Groups; BCM® MK2 Upper Receiver Groups; Cosmetic Blem Upper Groups; 20" Rifle Upper Group; 18" SPR Mk 12 Upper Half; 18" Rifle Upper Group; 16" M4 Carbine Upper Group; 16" Mid Length Upper Group; 16" Recce Upper Groups (Mid Length) 14.5" Mid Length Upper Group; 14.5" M4 Carbine Upper Group; 12.5" Carbine Upper Group; 11 ... View Details. $769.95. In Stock. Bravo Company Manufacturing 5.56 NATO Enhanced Lightweight Barreled AR-15 Upper - MCMR-13 - 14.5". View Details. $686.35. Out of Stock. Bravo Company Manufacturing MK2 Standard 5.56 NATO Barreled Upper Receiver with RAIDER-M13 - 16". View Details.BCM® Standard 14.5" Mid Length Complete Upper Receiver Group w/ RAIDER-M13 Handguard. MSRP: $984.35. Your Price: $761.45. (You save $222.90 ) (No reviews yet) …Best Ambidextrous AR-15 Lowers. 1. Seekins Precision SP223 Gen 2 Billet Ambi Lower. Seekins Precision is well known for their high-end AR parts, and their SP223 ambi lower is no exception. For starters, the lower is machined from a solid block of 7075-T6 aluminum. A Seekins SP223 lower in burnt bronze.Georgia-based Daniel Defense is a staple in the quality-built AR world and their upper game is on point, offering over 20 complete receivers in both .300 BLK and 5.56 NATO. The 4-bolt handguard mounting system is super stable, and the ambi "RIP N GRIP" charging handle is consistent and easy to use.The BCM M4 upper comes with the forward assist and dust cover assembled. Like the Aero Precision options, it's made from forged 7075 (T6) aluminum and is meant for barrels with M4 barrel extensions. We've also featured this as part of one of our favorite complete 300 blackout uppers. From $499.00 at Rainier Arms.

BCM® MK2 Upper Receiver Groups; Cosmetic Blem Upper Groups; 20" Rifle Upper Group; 18" SPR Mk 12 Upper Half; 18" Rifle Upper Group; 16" M4 Carbine Upper Group; ... AR-15 Lower Parts . All AR-15 Lower Parts; AR15 Lower Parts Kits; Tactical Triggers; Trigger Guards; AR15 Misc Lower Parts; Stocks and Grips . All Stocks and Grips; Stocks .

Average Fit with BCM Upper Assy: Some users have reported that the lower receiver does not fit tightly with a BCM upper assembly, suggesting a potential fitment issue. Price Difference Compared to Competitors: The Bravo Company lower receiver is slightly more expensive compared to similar offerings from other manufacturers, which …

All AR15 Upper Receiver Groups; BCM® MK2 Upper Receiver Groups; Cosmetic Blem Upper Groups; 20" Rifle Upper Group; 18" SPR Mk 12 Upper Half; 18" Rifle Upper Group; 16" M4 Carbine Upper Group; 16" Mid Length Upper Group; 16" Recce Upper Groups (Mid Length) 14.5" Mid Length Upper Group; 14.5" M4 Carbine Upper Group; 12.5" Carbine Upper Group; 11 ...All AR15 Upper Receiver Groups; BCM® MK2 Upper Receiver Groups; Cosmetic Blem Upper Groups; 20" Rifle Upper Group; 18" SPR Mk 12 Upper Half; 18" Rifle Upper Group; 16" M4 Carbine Upper Group; 16" Mid Length Upper Group; 16" Recce Upper Groups (Mid Length) 14.5" Mid Length Upper Group; 14.5" M4 Carbine Upper Group; 12.5" Carbine Upper Group; 11 ...Oct 22, 2021 · Handguard: MCMR-13. Barrel Profile: Enhanced Light-Weight. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) +$89.95 Asym MK2 Handle (LARGE) +$74.95 Asym MK2 Handle (MEDIUM ... Bravo Company Primary Arms Exclusive Complete AR-15 MK2 Lower Receiver - Gunfighter Mod 0 Stock - FDE. View Details. $446.00. Out of Stock. Bravo Company Manufacturing Complete AR-15 Pistol Lower Receiver Assembly. View Details. $395.00. Out of Stock. Bravo Company Manufacturing Complete AR-15 Lower Receiver with MK2 & Mod-1 SOPMOD Stock - FDE.Dirty Bird MCF-A Ambidextrous Lower Receiver. $279.95. at AR15Discounts.com. Prices accurate at time of writing. View Details. AR-15 Lower Receiver – A Critical Junction. The lower is also responsible for …My first AR and first SBR was a PSA lower and BCM 12.5” upper. It worked. Note…. I have rebuilt every single piece on the lower. You’ll want to confirm the receiver extension is torqued properly and castle nut staked. Additionally, the tolerances in general are “looser” that other lower receivers I have. My personal recommendation ... Details. The Bravo Company Manufacturing Complete AR-15 Lower Receiver is built to Mil-Spec ensuring compatibility with a wide range of parts and accessories. This AR-15 lower comes fully assembled and ready to attach to any Mil-Spec complete upper.

district court of sedgwick county kansashha practice test 2023johns hopkins ed decision dateemis cleaning services Best lower receiver for bcm upper gmc acadia traction control switch [email protected] & Mobile Support 1-888-750-4889 Domestic Sales 1-800-221-8894 International Sales 1-800-241-4145 Packages 1-800-800-4410 Representatives 1-800-323-2510 Assistance 1-404-209-6383. The Upper East Side of New York City is a bustling neighborhood filled with renowned museums, upscale boutiques, and luxurious apartments. However, parking in this area can be quit.... estate sales net macon ga My first AR and first SBR was a PSA lower and BCM 12.5” upper. It worked. Note…. I have rebuilt every single piece on the lower. You’ll want to confirm the receiver extension is torqued properly and castle nut staked. Additionally, the tolerances in general are “looser” that other lower receivers I have. My personal recommendation ...AERO also makes an upper where the handguard mounts onto the receiver not the nut. My buddy and I both have them. His build with a WOA SPR build shoots very well (averages around .5 MOA if wind doesn't throw a round due to a gust/lul) The AERO lower is also very affordable at <$200 for upper and hand guard. 6. ink therapy lodgepaula patterson crosby isd The BCM M4 upper comes with the forward assist and dust cover assembled. Like the Aero Precision options, it's made from forged 7075 (T6) aluminum and is meant for barrels with M4 barrel extensions. We've also featured this as part of one of our favorite complete 300 blackout uppers. From $499.00 at Rainier Arms. eager edge skatehow long does merrick bank take to process payment New Customers Can Take an Extra 30% off. There are a wide variety of options. View Details. $833.99. Out of Stock. Daniel Defense 11.5" 5.56 NATO 1:7 Carbine AR-15 Complete Upper - 10" MFR XS M-LOK Rail. View Details. $1,214.00. Shop our AR-15 11.5 Upper-Receivers from top brands. Primary Arms offers fast shipping, industry-leading customer service & the best prices on the AR 11.5 upper.Good Lower to pair with my BCM upper. I am currently in the process of building my first AR, I am sitting on different websites waiting to get the Aero M4E1stripped lower. I just …11.5in. Barrel Style: Standard. Handguard: MCMR-10. Barrel Profile: Government. BCM® Bolt Carrier Group: None BCM® Bolt Carrier Group (MPI) (Auto) (included FREE w/ Upper Receiver Group, Special Limited Time Offer) BCM® Charging Handle: None Ambi MK2 Handle (LARGE) +$89.95 Ambi MK2 Handle (MEDIUM) …