To that end, this upper was exactly what I was looking for and is preforming flawlessly. Black chromoly barrels and Blackened Stainless barrels are externally coated with 2400 Series Bake-On GunKote. Posted by Christopher John Murray on Mar 15th 2020. Mil-Spec F-Marked Forged Front Sight Bases. About 458 SOCOM Steinel Ammunition is known for our 300-grain JHP 458 SOCOM load. With the shorter carbine gas system and the increased gas port pressure, the carbine cycled faster, and at times the cycle rate could be faster than the magazine would feed ammunition. 458 Socom Complete Upper Assemblies for AR 15. Sat: Closed This gives the end user a longer barrel life with less required time in maintenance and cleaning. .458 SOCOM 16” 4150 Parkerized ... 300 BLK 7.5" Forged Complete Upper has a 7.5" Parkerized barrel, 1:8 twist rate and a 7" MLOK. Cart. Visa, MasterCard, Discover and American Express are accepted. The USGI 1/7 twist rate of all of the BCM® barrels is the preferred twist rate by most professional infantryman. My New 458 SOCOM Carbine Build Tromix upper, bolt, break, and barrel 1:18 twist Apex Gator Grip Handgaurd 12.625" WMD M16 NiB-X BCG V7 Weapon Systems Titanium Barrel Nut Magpul AFG, MBUS, UBR, BAD Lever Spikes Lower, Enhanced Parts Kit, T1 Buffer BCM Gunfighter Large Charging Handle David Tubb Precision Buffer Spring Battle Arms Development Titanium Pin Set Geissele (SSA … Mil-Spec taper pins secure the forged front sight base with the sling swivel secured by tubular rivets. Ready to fire on your lower receiver. BCM® barrels are phosphated before installation of front sights. Available in Black 4150 chromoly steel or 416 Stainless steel options. 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. All barrels are threaded 5/8-24 except for the 16″ unthreaded model. First taper pin was anyways the second towards reciever came out easy. .even under the front sight base. This.458 Socom Complete Upper Receiver MLOK is built by J-5 Tactical using only quality American made parts. As a result, the factory machined M4 feed ramps on the receiver are hard coat anodized which adds significant strength to the aluminum. $225.54. These Mil-Spec M4 feed ramps are part of the original CNC manufacturing process. Linear Compensator – Two Tone Hybrid ($105.00). Accuracy and function are outstanding. Tromix uses secure payment methods. To learn more, visit www.p65warnings.ca.gov. 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. Haven't done a filthy 14 testing on it, but if it's any endurance indicator. Complete Upper Assy., AM-15, M-LOK, 20'' Bull Barrel, 5.56 NATO, Ambi Charging Handle, RF85 Treated .458 SOCOM Complete Assembled Upper – Left Handed $ 920.00 – $ 1,090.00 Select options.458 SOCOM 8″ Micro Complete Assembled Upper – Left Handed $ 969.00 – $ 1,069.00 Select options.458 SOCOM Complete Assembled Upper – Right Hand The SOCOM M4 profile is a mid-weight profile barrel for the M4A1 Carbine. $288.54. Large subsonic bullets stabilize fine with 1:14 twist in 12″ and longer barrels. ***, BCM® Standard 16" M4 (SOCOM) Upper Receiver Group, BCM® Bolt Carrier Groups, Components and Parts, AR-15 Barrel Parts, Flash Suppressors, Gas Blocks, BCM® Upper Groups with KMR™ (KeyMod™) Handguards, BCM® Upper Groups with QRF™ (Quad Rail Forend), BCM® Upper Groups with (M-LOK®) MCMR Handguards, Armorers Tools, Cleaning, Lubrication, etc, All Armorers Tools, Cleaning, Lubrication, etc, BCM® Standard 16" M4 SOCOM Barrel, Stripped, BCM® Standard 14.5" M4 (SOCOM) Upper Receiver Group, BCM® Standard 14.5" M4 (SOCOM) Upper Receiver Group w/ QRF-7 Handguard, BCM® Standard 16" M4 Carbine Upper Receiver Group, BCM® Standard 16" M4 (SOCOM) Upper Receiver Group w/ QRF-7 Handguard, BCM® Standard 16" C8 SFW (Special Forces Weapon) Upper Receiver Group, BCM® Upper Receiver - M4 Flat Top (M4 Feedramps) Complete (Unassembled) - DEMO/Scratched, BCM® Standard 14.5" M4 SOCOM Barrel, Stripped, BCM® Standard 14.5" M4 Carbine Upper Receiver Group. All BCM® barrels are marked HP MP as our proof load marking. Dragged out my favorite rifle on a beautiful spring day! Military specifications require that barrels undergo a HPT (High-Pressure Test) load as a part of quality assurance procedures. The gel shot used a ballistic-tip hollow point. I am Very Happy with my M4 SOCOM Profile Upper. As all of the BCM® uppers are built for flat top uppers, all have the proper Mil-Spec F marked front sight base to insure the correct height for iron sight zeroing when using military iron sights. The contemporary M16/M4 rifle is built around the concept of modularity. If you get a email notification and you check back again with our website to see that the product has already again sold out, please click the link again and add your email to the notification list. You will get immediate notification of all new arrivals of product. The best price for 458 socom upper receiver for sale online. Wanted a Serious Duty M4 Carbine Upper. the mil in the barrel was a little small … This best in class AR15 upper is made specifically for the 458 SOCOM, from the most trusted brands including Wilson Combat, CMMG, and much more! Suppressed 458 socom!! Prior to shipping, all BCM®â„¢ upper receiver groups are test fired for function, laser bore sighted with a Milspec carry handle for sight alignment within Mil-Specs, and then batch samples are test fired for accuracy. Can not take pre-orders or backorders on these products, for this.. Bcmgunfighter Mod 458 socom upper bcm Comp on it amp ; @ “ to get off weapon! For field testing visa, MasterCard, Discover and American Express are accepted headspaced, also...: NiB bolts have black extractors and ejectors installed M4 profile is a B $ & ;! Get the latest updates on new products and upcoming sales, Mil-Spec -. And American Express are accepted & amp ; @ “ to get off light weight brake installation of front.! 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