Bushmaster XM15-E2S Stripped Lower Receiver – 223 Remington / 5.56x45mm

Lay the perfect groundwork for your next AR-15 build with the Bushmaster XM15-E2S Stripped Lower Receiver. Manufactured to exacting standards from high-grade 7075-T6 aluminum, this lower offers proven Bushmaster quality — lightweight, durable, and built for precision performance. Designed to be the heart of your custom rifle, it provides flawless compatibility with mil-spec components and legendary reliability in the field.

Start your build right with a stripped lower trusted by serious shooters.

Key Features of Bushmaster XM15-E2S Stripped Lower Receiver – 223 Remington / 5.56x45mm

The Bushmaster XM15-E2S Lower Receiver offers everything you expect from a premium AR platform:

Premium 7075-T6 Forged Aluminum Construction

• Lightweight yet ultra-durable: Strong enough for rugged field use without unnecessary bulk.

• Battle-proven material: Same alloy used in military-grade applications.

Mil-Spec Design and Dimensions

• Universal compatibility: Seamlessly pairs with standard AR-15 5.56x45mm/.223 Rem uppers and parts.

• Easy customization: Compatible with most aftermarket trigger groups, grips, and stocks.

Stripped Lower Configuration

• Freedom to build your way: Customize your rifle to your exact specifications from the ground up.

Hardcoat Anodized Finish (Black)

• Superior corrosion resistance: Built to endure tough environments and extended use.

• Tactical matte finish: Reduces glare and matches professional-grade builds.

Why Choose the Bushmaster XM15-E2S Lower Receiver?

Bushmaster has long been a respected name among AR enthusiasts, law enforcement, and military users. The XM15-E2S stripped lower brings that tradition of quality into your hands. Whether you’re a first-time builder o r a seasoned gunsmith, you can trust Bushmaster’s precise craftsmanship to deliver flawless fit, rugged durability, and long-term performance.

When reliability is non-negotiable, Bushmaster delivers.

✅ Trusted by military, law enforcement, and civilians
✅ Legendary Bushmaster durability
✅ Ready for competition, home defense, or duty use

FAQ

Q: Will this lower work with a 300 Blackout upper?
A: Yes, it will. The Bushmaster XM15-E2S lower is compatible with all mil-spec AR-15 caliber uppers, including 5.56 NATO, .223 Remington, and 300 Blackout.

Q: Does this stripped lower come with a parts kit?
A: No, it is a stripped lower receiver only. You’ll need to purchase a lower parts kit separately.

Q: Is this receiver marked multi-caliber?
A: It is marked for 5.56x45mm/.223 Remington, ensuring clear identification of your build’s intended caliber.

Specifications of Bushmaster XM15-E2S Stripped Lower Receiver – 223 Remington / 5.56x45mm

• Material: 7075-T6 forged aluminum

• Finish: Type III Class 2 Hardcoat Anodized (Black)

• Caliber: 5.56x45mm NATO / .223 Remington

• Weight: Approx. 8.3 oz

• Configuration: Stripped (no internals installed)

• Compatibility: Fits standard AR-15 parts and uppers

• Manufacturer: Bushmaster Firearms

• Made in: USA

Ready to build a rifle you can trust with your life?
Get started with the Bushmaster XM15-E2S Stripped Lower Receiver — the perfect starting point for any professional-grade AR-15 build.
Order yours today and experience the legendary Bushmaster performance in your next project!

Also Available Triggers for the AR 15:

Rise Armament RA-434 High Performance Trigger – AR-15/AR-10, Flat, 3.5 lbs Pull Weight

Rise Armament Blitz Trigger, For AR15/AR10/AR9, Single Stage, Red Trigger Blade

Timney Triggers Impact Trigger for AR-15 – 3 lb Break, Billet Machined Parts