See the latest releases, articles and commentary on Luth-AR products. The A1 carry handle includes A1 adjustable rear sight, and perfect for building a retro M16A1E1, M16A2 Carbine Model 723, or a Model 733 Commando. If you're serious about accuracy, don't settle for less. AT3 Complete Upper assemblies are Built for Our First Match-Grade Upper, Ready for the Discerning Hunter or Marksman - The AT3 20" 6.5 Grendel Rifle Upper with SPEAR M-LOK Handguard AT3 Complete Upper assemblies are Built for SOLGW Complete Upper with M76 Wedge Lock Handguard This Sons of Liberty Gun Works upper is a great starting point for complete customization. Featured Products. The Luth name is synonymous withExperience, Expertise, Knowledge,Innovation, andhas been a driving force in the firearm industry for close to 40 years. Your AR-15 Upper. This Aero Precision AR-15 upper receiver parts kit has been very well-received by M16A1 builders. Browse our Tech Tip videos for instructions and information on Luth-AR products. The A1 carry handle includes A1 adjustable rear sight, and perfect for building a retro M16A1E1, M16A2 Carbine Model 723, or a Model 733 Commando. 7.62x39 AR15 Uppers. It comes equipped with a 16 inch WE WILL NEVER SELL YOUR EMAIL OR SEND YOU SPAM, Complete Upper Assemblies - Radical Firearms, Complete Upper Assemblies - Sons of Liberty Gun Works, Complete Upper Assemblies - Primary Weapons Systems, Complete Upper Assemblies - Midwest Industries, Complete Upper Assemblies - Daniel Defense, Complete Upper Assemblies - Troy Industries, Complete Upper Assemblies - Spike's Tactical, Complete Upper Assemblies - Black Rain Ordnance. Live Chat Live Chat. For over 75 years, shooters, professional gunsmiths, hobbyists, military/law enforcement armorers, hunters, and gun tinkerers have turned to Brownells for high-quality guns, gun parts, ammunition, and more. SCHEDULE A-1 Letter of Commitment by the Owner and Coordinating Registered Professional See Subsection 2.4.3. of Division C of the Alberta Building Code These do Upper receiver comes completely assembled. News, special offers, exclusive discounts, and more! * If you want the original Fi, In 1985 Colt returned to the original "Commando" idea, with its Model 733, essentially a modernized, In between the M16A1 and the transition to the M16A2 there were a number of hybrid rifles made for t, Colt bought the manufacturing rights for the AR-15 from ArmiLite in 1959, and in 1960 offered the fi, Reproduction Standard US Military issue M16A2 fully assembled Upper Receiver assembly. Learn more about our Return Policy. Features an A1 style fixed carry handle and shell deflector. $647.34 POF USA Minuteman AR-15 Complete Upper Patriot Brown $1,276.52 CMMG Resolute Mk4 .350 Legend AR-15 Complete Upper Blacka $958.47 Custom Field . Complete Upper Assemblies; Upper Receivers; Bolt Carriers - Parts; Bolt - Parts; A3 Upper Parts Kit; Charging Handles; Gas System; Sights; Tools. / Panther Arms and grew the company. Use our schematic views to identify the part that you need. Spikes Tactical Complete AR-15 Upper Receiver with 16 Inch M4 Profile 5.56 NATO FN Primary Weapons Systems MK116 MOD 1-M 16 Inch Complete .223 Wylde AR-15 Upper Receiver, Spikes Tactical Complete AR-15 Upper Receiver with 16 Inch Midlength 5.56 NATO FN Barrel, 2A Armament Palouse-Lite 16 Inch M-LOK 5.56 NATO AR-15 Upper Receiver. Whether you're a competitive shooter, a hunter, or a tactical enthusiast, our uppers have everything you need for the ultimate shooting experience. The pencil weight barrel is a super AT3's Best Pistol Upper - Featuring an Adjustable Midlength Gas System on an 11.5" Faxon Firearms Barrel AT3 Complete Upper assemblies are Built for Accuracy and Reliability - Guaranteed. Free Shipping on orders of $199+ |Use Code: SITESHIP | Restrictions apply, Offer ends 3/5/2023. Extra Heavy Bull Barrels >> 5.56 NATO Bull Barrel ; 6mm PPC Bull Barrel .204 Ruger Bull Barrel ; 6.5 Sporter Bull Barrel 173-DT1022 | Del-Ton. A rifle-length triangular handguard with A1 delta ring complete the assembly. Shipping costs are shown for this product only. Posted: over a month ago. View our latest catalog online. We use cookies to improve your website experience. Delivery date may change with additions to cart. The C7 style carry handle allows mounting a scope from the era for a retro look. $457.99. AR 7.62x39 16" Rifle Kit With 10" M-Lok Super Slim Light Handguard. Youll find over 90,000 products from top brands and hard-to-find unique gun parts, firearm accessories, gunsmithing tools, and other products to maintain, repair, and upgrade your guns for work, home, hobby, and protection. This option includes bolt carrier and charging handle. The upper has a shell deflector and tear drop forward assist and dust cover. 14.5 Inch 1/7 Twis, The second (and final) Carbine model on the M16A1 Upper Receiver. Our uppers feature top-quality components and construction, ensuring maximum accuracy and reliability. Your Way. How to Build An AR-15: Your AR Build Made Easy, California Residents: Do Not Share My Personal Information, Includes T91 handguard and charging handle. Needed a extended charging handle to clear my 1-6x and offset Rmr and this fit the bill, feels solid and works great, can't see spending $40-80+ for Gucci handles when mil specs been working for the life of most guns. 60,000+ subscribers already enjoy our Newsletter. Shop Now Gun Parts AR Parts Magazines Stripped Receivers Triggers Also in Gun Parts: AK-47 Parts Shotgun Parts 1911 Parts Glock Parts Handgun Parts Muzzle Devices Rifle Parts Gunsmithing Shop all Gun Parts (Applies to Retail Orders Only). Because it is the complete upper half of the rifle, all you need is a lower half and you will have a fully functioning rifle. Alexander Arms 6.5 Grendel 18" Hunter Complete Upp Alexander Arms 300 AAC Blackout Standard AR-15 Upper. Our A1 uppers will have the CH forge marking. Uncompromising quality meets unbeatable value. Standard Dealers have not yet agreed to perform FFL transfers on guns purchased online from Brownells. This upper does not have M4 feed ramps in keeping with the military A1 uppers. A1 round front sight post Charging Handle, 7075, Made in USA CURRENTLY ON BACK ORDER - No Estimated Time frame for in stock. Quick View. A1 Upper Receivers | Luth-AR (763) 276-1145 Luth-AR Design Shop MBA Buttstocks MBA-1 Rifle Buttstock MBA-2 Rifle Buttstock MBA-3 Carbine Buttstock MBA-4 Carbine Buttstock MBA-5 Carbine Buttstock MBA Buttstock Parts MBA-1 & 2 Butt Plate 3-Axis Butt Plate Sidekick Balance Weight Screws, Nuts, Bolts Side & Lock Plates, Spacers Sling Swivels AT3 Complete Upper assemblies are Built for Accuracy and Reliability -. Expected to resume sales late 2022. The AT3 Tactical FF-ML Complete AR-15 Upper, now with a lightweight Faxon Gunner barrel! POF USA Minuteman AR-15 Complete Upper Patriot Bro CMMG Resolute Mk4 .350 Legend AR-15 Complete Upper Blacka. Complete MR556 Upper Receiver/Barrel Assembly HK 16.5 inch cold-hammer forged barrel, upper receiver with forward assist, extended convertible charging handle, MLOK handguard; Free shipping. Start your project with our complete A1 upper receiver. SALE. Click for Details. Start your project with our complete A1 upper receiver. This is a pistol and SBR use only and allNFA rules apply. (Applies to Retail Orders Only). (*Retail Orders Only). . The C7 style carry handle allows mounting a scope from the era for a retro look. Posted by Mike on 9th Dec 2021 Well made. The barrel is made from 41V50 steel, phosphate finished, chamber is chrome lined. CMMG Resolute Mk4 .350 Legend AR-15 Complete Upper POF USA P415 Edge 5.56 NATO AR-15 Complete Upper, POF USA Renegade + AR-15 Complete Pistol Upper. Randy Luth founded D.P.M.S. BAD Workhorse 10.5" AR-15 Upper Receiver Assembly Stern Defense AR-15 Pistol 9mm Luger Complete Upper Receiver Assembly 4" Barrel Stern Defense AR-15 Pistol 9mm Luger Complete Uppe Aero Precision 5.56 NATO 10.5" Complete AR-15 Upper Receiver MOE SL Handguard. At this time we cannot provide lead times on back ordered products. No products in the cart. A1 Upper Receiver Assembled - Black Start your project with our complete A1 upper receiver. Click for Details. Free shipping on orders over $175.00! Use our schematic views to identify the part that you need. Twist rate I'm not worried about). Aero Precision M4E1 Threaded PRO Complete Upper with 13.7" 5.56 CHF Mid-Length Barrel and 12.7" ATLAS R-ONE Handguard - Anodized Black - APUG700704M104-1 MSRP: $874.99 | Your Price: $743.74 In stock (Only 4 left!) Pistol Caliber, Pistol Configuration - The Foundation of a Great 9mm Subgun AT3 Complete Upper assemblies are Built for Accuracy and Reliability - Guaranteed. M16A1 Complete Rifle Kit and AR 15 Rifle Build Kits from APOC Armory at wholesale prices. A1 Upper Receiver Assembled. Get the best value for match-grade shooting with AT3's first .223 Wylde Upper Receiver. The AT3 Tactical FF-ML Complete AR-15 Upper, now with a lightweight Faxon Gunner barrel! 16 Lightweight Complete Upper Barrel Receiver Assembly - 5.56mm 1-9 Twist $ 429.95 - $ 429.96. This is a custom built pistol upper built in our shop. Share your e-mail with us to receive regular sales, offers, and promotions. The CMMG A1 Stock Kit - Classic and Dependable When the AR-15 was first introduced, it shipped with the A1 stock. Skip to content. Here at One-Way Manufacturing, we understand the need for excellent customer service, on-time delivery, and . A3 Pistol Upper Receiver 5.56x45mm NATO 10.5" Barrel with 9" M-LOK, Troy Ind. $202.50 + $18.00 shipping. Building Code 2021 of Illinois > 9 Fire Protection and Life Safety Systems > 907 Fire Alarm and Detection Systems > 907.2 Where RequiredNew Buildings and Structures > 907.2.1 Group A. Click now to browse our huge selection. Answers to some of our most commonly asked questions. We want to ensure that making a return is as easy and hassle-free as possible! Norm's is an equipment distribution warehouse. Seller . Features an A1 style fixed carry handle and shell deflector. Built Your Way. $16 to $18 Hourly. Used by Alias and Barns in the mov, Flat Top version of the M16A2. TNTE Assembled A1 Upper Receiver $315.99 Out of stock Compare TNTE Custom | sku: M4C7-160 XM4 "723" 16" Carbine C7 M-16A1 AR-15A1 Upper 1/7 $774.99 Out of stock Compare TNTE Custom | sku: C7MK-18 Mod0 C7 A1 10.5" SBR and Pistol Upper 1/7 Chrome lined (MK-18 Mod 0) $774.99 Out of stock Compare TNTE Custom | sku: C7-115-Lite-BB It was the dream of one Gentleman, Timothy La Franc, In 1967 the Colt 603 XM16E1 officially became the Colt 603 M16A1, and remained so until the mid-1980, Reproduction Colt model 723 Carbine or model 725 as provided to Canada as early model C8. These dealers either do not meet our requirements for FFL transfers, or prefer to not perform transfers for guns purchased online from Brownells. MUST be 20". / Panther Arms and grew the company. : +1-847-513-6201 Experienced shooters will recognize our top brand merchandise at a great value, and new shooters will find everything they need to get involved in an exciting sport. It is complete with bolt carrier assembly, charging handle, and ejection port cover. Our C7 commando clones are built with standards that are second to none using top tier materials. Kit includes: A1 complete upper with carry handle assembly, rear sight windage drum, tear drop forward assist assembly Complete bolt and bolt carrier assembly Charging handle, latch, latch pin and spring Buffer tube, buffer spring and buffer assembly Pistol grip screw Front site block with bayonet lug/gas port with sling swivel High quality AR15 Complete Upper Assemblies. Quick View. Over 4,000 5-Star Reviews Friendly Service from Firearms Experts. Learn More. The 80's and 90's saw major changes to the modern duty rifles carried by US forces. We have their necessary FFL information on file and your FFL order will ship directly to them once processed. 173-DT1028 | Del-Ton. View our latest catalog online. Fully assembled "Retro" AR rifle and carbine Uppers. Bolt Assembly, A1 Birdcage, 1/7 Twist 5.56x45 NATO *Very Good* Out of stock. Quality Where it Counts - premium Lightweight Upper with Combat-Ready M-LOK Handguard It's no secret that Midwest Industries makes quality components for just about every piece of the AR-15. Features an A1 style fixed carry handle and shell deflector. Complete Slide 1911 5" Government 45ACP Series 70 Service . Upper receiver comes completely assembled. Uncompromising quality meets unbeatable value - The AT3 10.5" .300 BLK Pistol Upper with SPEAR M-LOK Handguard AT3 Complete Upper assemblies are Built for Accuracy and Reliability - Guaranteed. Start your project with our complete A1 upper receiver. Does I have a hole to mount a scope or scope rail too? Looking to spend $500 but can flex if you've got something stellar! Spike's Tactical AR15 Uppers. Get started building or upgrading your dream AR-15 today with an upper receiver assembly Get started building or upgrading your dream. 16 Options. Comes with the standard features of a Mil-Spec upper receiver and is forged from 7075-T6 aluminum with a black hard coat anodized, tough finish. Since 1957, we have succeeded in serving California with the best equipment and service to the industry. The Wolf Performance A1 Complete AR-15 Upper Receiver comes complete with a one-piece bolt-carrier group and a charging handle, so it's ready to shoot right from the box. Here at Midsouth Shooters we want you to have the best selection of products to help complete your AR 15 rifle build. Add to Cart. This is the complete upper assembly from our re-imagined A1 Government rifle this rifle includes classic features, but its built to shoot. AT3 FF-ML 11.5 Complete AR 15 Pistol Upper .223/5.56 11.5 Ballistic Advantage Barrel AT3 FF-ML 10.5 Complete AR 15 Pistol Upper Choose Your Own 10.5 inch AT3 FF-ML Complete Rifle AR 15 Upper .223/5.56 16 Faxon Firearms Barrel AT3 FF-ML 10.5 Inch .300 Blackout Pistol Upper for AR-15 12 M-LOK Free AT3 FF-ML 16 Inch .300 BLK Complete AR 15 Upper .300 AAC Blackout AT3 FF-ML 10.5 Inch Complete PCC AR 15 Upper 9mm 10.5 Inch Faxon AT3 FF-ML 10.5 Inch Complete AR 15 Pistol Upper 10.5 Inch Faxon .223/5.56 Midwest Industries 16 Inch Complete AR 15 Upper with 14 Inch Combat Rail. A1 Upper Receivers; A1 Sights; A1 Hardware; A2 Parts & Accessories. A complete upper is a full AR-15 upper half that includes the upper receiver, a barrel, a muzzle device, and (optional) bolt carrier group. Trade in's and Surplus. 20" Pre-Ban Flat Top Government Profile Complete Upper Assembly. The other plus is the ease of installation, which means this can be completed without the need to visit your local gunsmith. HM Defense MONOBLOC 16 Inch Complete 5.56 AR-15 Upper Receiver with 10 Inch M-LOK Primary Weapons Systems MK116 MOD 2-M 16 Inch Complete 5.56 NATO AR-15 Upper Receiver. $529.00. Please read descriptions fully. Uncompromising quality meets unbeatable value - The AT3 10.5" Pistol Upper with SPEAR M-LOK Handguard AT3 Complete Upper assemblies are Built for Accuracy and Reliability - Guaranteed. A1 Upper Receiver (complete) $ 250.00. The A1 carry handle includes A1 adjustable rear sight, and perfect for building a retro M16A1E1, M16A2 Carbine Model 723, or a Model 733 Commando. Free shipping on orders of $199+ |Use Code: SITESHIP | Restrictions apply, Offer ends 3/5/2023. For Gun Type: Handgun. Add to cart. October 15, 2021, Luth-AR Complete AR-15 5.56/.223 Bolt Carrier Assembly, Luth-AR 5.56mm Lightweight Complete Upper Barrel Receiver Assembly, Luth-AR .223 Bull Rifle Kit Minus Lower Receiver w/Fixed Stock, Luth-AR .223 Bull Rifle Kit Minus Lower Receiver w/ Collapsible Stock, Luth-AR AR-15 A1 Upper Receiver Assembled, Luth-AR AR-15 A1 Upper Receiver Assembled, Grey, UR-01A-G, Luth-AR AR-15 A1 Upper Receiver Assembled, Black, UR-01A, Luth-AR 5.56 Lightweight Kit Minus Lower Receiver, Luth-AR .223 Rem Fluted Threaded Bull Barrel, Luth-AR Fast Acquisition Multi-Sliding Buttpad, Luth-AR AR .223 Bolt Carrier with Key Installed, Luth-AR MBA-1 Modular Buttstock Assembly w/ 3-Axis Butt Plate, Luth-AR 5.56mm SOCOM 14.5in Barrel with Front Sight Base, Luth-AR .223 Rifle Buffer Tube Assembly - A2, Luth-AR 9mm Carbine Buffer Assembly - Mil-Spec, Luth-AR 5.56mm 11.5in Lighweight Barrel w/FSB, Luth-AR 5.56mm 14.5in M4 Profile Barrel w/FSB, Luth-AR AR-15 A1 Teardrop Forward Assist Assembly w/ Spring and Roll Pin. Comes with the standard features of a Mil-Spec upper receiver and is forged from 7075-T6 aluminum with a hard coat anodized, tough finish. The A-1 Upper is complete with A-1 rear sight, Ejection Port assy., and Forward asst. Dont see your question? AR-15 A4 Pistol Upper Receiver 5.56x45mm NATO 10.5" Barrel with 9.25" SOCC Handguard, 16" Pre-Ban M4 Flat Top Barrel Complete Upper Assembly, 20" Pre-Ban A2 With Carry Handle Complete Upper Assembly, 20" Pre-Ban Flat Top Heavy Profile Complete Upper Assembly, AR15 Pistol 14.5" Pre-Ban Flat Top Complete Upper Assembly, AR15 Pistol 11.5" Pre-Ban Flat Top Complete Upper Assembly, 16" Pre-Ban Flat Top Light Weight Barrel Complete Upper Assembly, 16" Pre-Ban A2 With Carry Handle Complete Upper Assembly Light Weight Barrel, 16" Pre-Ban M4 Chrome Lined 1 x7 Twist Flat Top Barrel Complete Upper Assembly, 20" Pre-Ban Flat Top Government Profile Complete Upper Assembly, AR-15 .410 Upper 18" Barrel Adjustable Gas System 13" Custom MLOK Rail 2.5" Chamber, VKIS AR15 Complete Upper 5.56 16" Barrel with 15" M-LOK Handguard. Full-Time. Use with any Mil-Spec lower receiver. AR Armor Punch Set; Barrel Vice Jaws; . Final cost and estimated delivery date can be seen in your cart. Norm's Refrigeration & Ice Equipment (NRI Equipment) is your complete source for food service equipment in California. I like the asymmetric design to give more reach over the forward assist. A complete upper is a full AR-15 upper half that includes the upper receiver, a barrel, a muzzle device, and (optional) bolt carrier group. We will be happy to answer any of your questions and ensure that you have the right supplies and equipment for a day at the range or in the field. Very satisfied. We are also a major provider of parts, servicing and leasing. Was: $378.99 Sale: $329.99. LAR-15M 7.62x39mm Uppers. 16" Pre-Ban A2 With Carry Handle Complete Upper Assembly Light Weight Barrel. The Wolf Performance A1 Complete AR-15 Upper Receiver is based on the design of the T91 rifle from Taiwan and offers the added reliability of a short-stroke piston system, which doesn't direct debris and other harsh byproducts of cartridge ignition back into the receiver, ensuring that nothing impedes the reliable performance of your rifle. Uses corr, The 10 inch barrel Colt XM177 (model 609) was essentially a fielded prototype - and the firs, In 1966, the Army decided it wanted a slightly longer barreled version of the XM177E1, 11.5 inches i, After initial testing of the Model 601, the US Army asked for a number of changes - resulting in the, Shipping is taking longer than normal time, Colt 733 Commando (735, C8, 6933.. movies Black Hawk Down & Heat), Colt 601 - First model AR-15 Project Agile (1960-1962), M4 Commando - Barrel Options, With or without BCG, and Muzzle Device Options, Colt 603 - XM16E1 - "We Were Soldiers" (1963-1967), Colt XM177E1 / GAU-5 / CAR-15 (1965-1966), Colt XM177E2 / GAU-5A/A / CAR-15 / model 629, 630 Commando / US Air Force (1967-1970), Colt 602 / 604 - second model AR-15 (1963-1964). Uppers are assembled by our team at Retro Rifles. It is rifled with a 1 x 7 right hand twist and includes an A1 flash suppressor. Use our contact form and well get back to you. 9AM-5PM CT Sat-Sun (Chat & Email Only), Luth-AR AR-15 A1 Upper Receiver Assembled, Grey UR-01A-G, Luth-AR AR-15 A1 Upper Receiver Assembled, Black UR-01A, TRYBE Defense Ambidextrous Enhanced Mil-Spec Charging Handle, Aero Precision AR15 5.56mm Bolt Carrier Group, Vortex Sport Cantilever 30mm Rifle Scope Ring Mount, JP Enterprises Gen 2 Silent Captured Buffer Spring System, Magpul Industries MBUS Rear Flip-Up Back Up Sight Gen 2, OpticsPlanet Exclusive RISE Armament RA-240 Enhanced Rifle Trigger, Aero Precision Enhanced Carbine Buffer Kit, Superlative Arms Adjustable Bleed Off Gas Block, Aero Precision M4E1 Threaded 16in 5.56 M4 w/ ATLAS S-ONE Handguard Complete Upper Receiver, Precision Armament M4-72 Severe-Duty Compensator, Adaptive Tactical LTG AR Lightweight Tactical Grip, Aero Precision AR-15 Assembled Upper Receiver, Strike Industries Advanced Receiver Extension Buffer Tube, Vortex Precision QR Cantilever Mount 30mm 2in offset, Mantis Blackbeard the Auto-Resetting Trigger System for AR-15, TRYBE Defense AR-15 Flash Can Muzzle Device - Full Flute, TRYBE Defense Magnite M-LOK Picatinny Rail Sections, Fostech Echo AR-II Drop-In Binary AR-15 Trigger, Vortex Cantilever Ring Mount for 1-Inch Tube, Fix It Sticks All-In-One Torque Driver Kits, Phase 5 Weapon Systems Inc Extended Bolt Release V3, KynSHOT AR-15 .223/5.56mm Carbines Recoil Buffer w/Collapsible Stock, TRYBE Defense Low-Mass AR-15 5.56 Complete Bolt Carrier Group. Complete AR-15 Uppers for Sale at Joe Bob Outfitters! $2,003.82 Stern Defense AR-15 9mm Luger Complete Upper Receiver Assembly 16.1" Barrel Free. Kurt Colbourne, AR-15 A4 Upper 5.56x45mm NATO 16" Barrel with 12.5" SOCC Handguard, M5E1 Assembled Upper 18" 6.5 Creedmoor SS Mid-Length Barrel M-LOK 15 HG - Anodized Black No BCG, M5E1 Assembled Upper 20" 6.5 Creedmoor SS Rifle Barrel M-LOK 15 HG - Anodized Black No BCG, M5E1 Assembled Upper 22" 6.5 Creedmoor SS Rifle Barrel M-LOK 15 HG - Anodized Black No BCG, M5E1 Assembled Upper 18" .308 CMV Barrel Keymod 15 Handguard - Anodized Black No BCG, M5E1 Assembled UPPER 20" 6.5 Creedmoor SS Rifle Barrel M-LOK 15 HANDGUARD - FDE No BCG, M5E1 Assembled Upper 22" 6.5 Creedmoor SS Rifle Barrel M-LOK 15 HG - FDE Cerakote No BCG, M5E1 Assembled Upper 18" .308 CMV Barrel Keymod 15 Handguard - FDE Cerakote No BCG, M4E1 Assembled UPPER, 16" 5.56 MID BARREL, EK-15 QUANTUM HANDGUARD - ANODIZED BLACK No BCG, M4E1 Assembled UPPER, 16" 5.56 MID BARREL, EK-15 QUANTUM HANDGUARD - FDE CERAKOTE No BCG, Troy Ind.
When All Of God's Children Get Together Marvin Williams,
School City Iusd Login,
City Of Rockwall Permits,
Aquilini Restaurant Group,
One Missed Call 2 Ending Explained,
Articles A