Aero Precision Ar-15 M4e1 Assembled Upper Receiver 5.56mm. Aero Precision’s M4E1 Threaded Assembled Upper Receiver gives you the best of two worlds: that badass looks and robustness of a billet receiver plus the easy parts compatibility of a traditional mil-spec upper. And it comes with two nit-picky jobs done for you: the forward assist and ejection port cover are already installed. But there’s more… The M4E1 Threaded Assembled Upper Receiver is Aero Precision’s M4E1 Enhanced Upper with standard barrel threads up front so it can accept a standard AR-15 barrel nut and handguard attachment. The original M4E1 upper is configured for the proprietary attachment system Aero’s Gen 2 Enhanced or Atlas ‘g

Aero Precision Ar-15 M4e1 Assembled Upper Receiver 5.56mm

Aero Precision Ar-15 M4e1 Assembled Upper Receiver 5.56mm


Stag Arms Ar-15 Stripped Lower Receiver. Lower Receiver Material: 7075 T6 aluminum with a type 3 hard coat anodizing; Hammer/Trigger pin size: Mil-spec small pin .154″; Pivot/Takedown Pin Size: Mil-spec small pin – .250

Stag Arms Ar-15 Stripped Lower Receiver


J P Enterprises Silent Captured Spring Conversion Kit For Law Folding Adapter. The Law Tactical Folding Stock Adapter is the most popular and capably designed device of its type. The only missing piece was proper compatibility with the JP Silent Captured Spring that could meet true duty-level durability and reliability standards. Thanks to a great collaboration with Law Tactical, JP is proud to offer a conversion package to bring the Law folder and SCS together. This two-piece design underwent multiple concept iterations and a battery of harsh failure testing. The final result finally provides the superior cycling benefits of the SCS with no dependability compromise for your rifle. This Silent Captured Spring conversion kit includes e

J P Enterprises Silent Captured Spring Conversion Kit For Law Folding Adapter


Primary Weapons Enhanced Gen 2 Buffer Tube Ratchet Lock Nut End Plate Mil-Spec. Impact extruded from 7075, the PWS EBT is optimized for strength and rigidity while creating a solid platform for the new lightened design. Anodized in Mil spec type 3 to exceed standards in hardness and corrosion protection. The new Ratchet-Lock Design eliminates the need for staking the castle nut and gives a rock solid lock up while being able to remove it easily if needed in the future. Additional lightening cuts reducing weight in conjunction with the new attachment design net nearly a 1oz weight reduction from already efficient mil spec buffer tube design. The anti-tilt lip enhances function and reliability, giving longer life to piston driven weapons by allowing th

Primary Weapons Enhanced Gen 2 Buffer Tube Ratchet Lock Nut End Plate Mil-Spec


17 Design And Manufacturing Ar-308 Upper Receiver. The 17 Design AR 308 Billett Upper Receiver is the perfect match for the IFLR-10 lower receiver. Machined from a solid billet of aluminum.

17 Design And Manufacturing Ar-308 Upper Receiver


Aero Precision Ar-15 Tacoma Heritage Stripper Lower Receiver. A little throwback Aero Precision for your next build! The same great stripped lower receiver you know, featuring the 2000’s Aero Precision Logo! Stripped, small pin, semi-auto lower receiver is precision machined from a durable, 7075 T6 aluminum forging. Stamped “Cal Multi,” this versatile mil-spec receiver can be the foundation for rifle builds on 5.56/.223, 6.5mm, 6.8mm, 300 AAC Blackout, 9mm Luger, or other chamberings that fit the standard AR-15 receiver. Holes, inletting and pin locations have been cut to final dimensions and accept standard AR-15 magazines and components. Clearly stamped safe/fire switch position indicators ensure that you can easily identify t

Aero Precision Ar-15 Tacoma Heritage Stripper Lower Receiver


American Rifle Company Nucleus G2.0 Bolt Action Receiver. American Rifle Company has redesigned its innovative Nucleus bolt-action receiver to create an all-new, second-generation model in the form of the Nucleus G2.0. This enhanced receiver is designed to provide a better shooting experience for you, and it incorporates changes you requested from the company, so take advantage of the innovation you created! This next-generation design now features a Mausingfield striker assembly and a bolt head and extractor identical to those found on the Archimedes. The American Rifle Company Nucleus G2.0 receiver now has a keyed scope-rail interface that allows for better alignment and improves handling of recoil. You also don’t need any tools to ta

American Rifle Company Nucleus G2.0 Bolt Action Receiver


Geissele Automatics Llc Ar-15 Super Duty Stripped Upper Receivers 5.56mm. The Geissele Super Duty Upper features the quality and worksmanship you’ve come to expect from the Geissele name. At the heart of this stripped upper is a Super Duty upper receiver that mates to a MK16 Super Modular rail via a center aligning tab, removing any chance of rail rotation. This MK16 rail is a variant of the SMR MK16 currently fielded by USASOC and renowned by operators for their performance and comfort. Featuring an in-house Mag Phosphated, CHF, Chrome Lined barrel with a 1-7 twist rate. Geissele barrels are precision machined and cold hammer forged at their state of the art facility in North Wales, PA; utilizing the highest quality

Geissele Automatics Llc Ar-15 Super Duty Stripped Upper Receivers 5.56mm