Parts by category

CMMG MkG AR1-5 Stripped Lower Receiver - Armor Black

CMMG MkG AR1-5 Stripped Lower Receiver - Armor Black

CMMG · Lower Receiver

No ratings yet

Best price

$233.99at MidwayUSA

In stock checked Oct 31, 2026

Buy at MidwayUSA

Compare 3 stores

Where to buy

StorePriceAvailabilityBuyAdd to build
MidwayUSA Best price $233.99checked Oct 31, 2026 In stock Buy at MidwayUSA
AR15Discounts $274.95checked Oct 31, 2026 Check store Buy at AR15Discounts
Dirty Bird $274.95checked Oct 31, 2026 Check store Buy at Dirty Bird

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

Lowest in-stock price in the last 30 days: $233.99 at MidwayUSA. Dashed line = out of stock. Tracking since Oct 28, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$274.95$274.95$274.95
Dirty Bird$274.95$274.95$274.95
MidwayUSA$233.99$233.99$233.99

Since Oct 28, 2026.

About this part

The CMMG MkG AR1-5 Stripped Lower Receiver - Armor Black is an AR-15 stripped lower receiver from CMMG. It's sold by 3 stores (1 in stock), from $233.99 to $274.95. The lowest in-stock price in the last 30 days was $233.99 at MidwayUSA.

Specifications

Manufacturer
CMMG
Color
Black
Type
Stripped
Platform
AR-15

From the manufacturer

Elevate your AR-15 build with the CMMG MkG AR1-5 Stripped Lower Receiver in Armor Black, the foundation for a reliable .45 ACP platform designed for enthusiasts seeking seamless Glock magazine compatibility. Crafted by CMMG, a leader in innovative AR components, this stripped lower delivers precision engineering and enhanced ergonomics, allowing you to customize a firearm that performs flawlessly in tactical scenarios or range sessions. Key Features Integrated Trigger Guard: Provides uninterrupted hand placement for comfortable handling during extended use, reducing snags and improving control. Oversized Magazine Release: Enables swift, intuitive mag changes even with gloved hands, boosting operational efficiency in high-pressure situations. Flared Magwell: Facilitates faster reloads by guiding magazines into place effortlessly, minimizing fumbles and enhancing your shooting rhythm. Last Round Bolt Hold-Open Functionality: Automatically locks the bolt back after the final round, allowing quick visual confirmation of empty status and speedy reloads. Glock Magazine Compatibility: Accepts standard Glock and SGM .45 ACP magazines, offering access to abundant, affordable ammo options without proprietary restrictions. Specifications Material: Forged 7075-T6 aluminum with hard-coat anodized Armor Black finish for superior durability and corrosion resistance. Platform: AR-15 compatible, specifically optimized for CMMG's MkG .45 ACP system. Weight: 12.8 oz - lightweight yet robust for balanced builds. Dimensions: Length: 8.3 inches; Width: 1.55 inches; Height: 5.3 inches. Finish: Armor Black cerakote for a sleek, tactical aesthetic that withstands harsh environments. Why Choose This Product For builders tired of standard lowers that lack .45 ACP versatility, the CMMG MkG AR1-5 addresses key pain points with its dedicated design. It eliminates compatibility headaches by integrating bolt hold-open and magwell enhancements directly, saving time on modifications and ensuring reliable function. Whether you're assembling a compact pistol or full rifle, this lower provides a mil-spec foundation that supports custom upgrades while maintaining CMMG's reputation for quality. Experience reduced recoil benefits from .45 ACP in an AR platform, all built on a component that prioritizes both performance and user-friendly features. Ready to start your next project? Secure the CMMG MkG AR1-5 Stripped Lower Receiver today and unlock endless customization possibilities for your tactical arsenal.

Similar lower receivers

More CMMG parts

Rating

No ratings yet

Log in to rate this part.

Comments

Please log in to read and leave comments.

$233.99 at MidwayUSA
Buy