Big Tex (GLF) .45ACP Lower Receiver

In stock

Quarter Circle 10, The AR Pistol Caliber BRAND. Leader in top of the line, dedicated AR15 Pistol Caliber parts. Glock Large Frame Lower Receiver

From $242.25

To $439.95

Shipping & Returns

Shipping: All orders are shipped within 72 hours Monday - Friday 8am - 5pm PST

Any order containing a lower receiver will not be shipped until we receive a copy of your FFL. Once received regular shipping policies apply. Submit your FFL Here.


Returns: Quarter Circle 10 offers a 30 day return, refund and exchange policy. See Details.

Customize Big Tex (GLF) .45ACP Lower Receiver

* Required Fields

Your Customization
Big Tex (GLF) .45ACP Lower Receiver
Big Tex (GLF) .45ACP Lower Receiver

In stock


    • QC10 Glock Large Frame Lower Receiver with Proprietary Parts (Ejector, Mag Catch and LRBHO Assembly)

    • Engineered for .45ACP and 10MM GLOCK®  Magazines.

    • Last Round Bolt Hold Open on Empty

    • Billet 7075-T6 Aluminum

    • Accepts Glock Cut .45ACP Bolt Assembly

    • Type III Hard Coat Anodizing

    • Accepts Mil-spec Pistol/Carbine Buffer Tube

    • Threaded Bolt Catch Pin

    • 12 oz stripped weight

    • Quarter Circle 10 parts are designed to work within mil-spec perimeters.  However, for optimum performance we recommend using QC10 parts for all your core elements, (receivers, bolt, barrel and adjustable buffer system).

    • Made for- Not Modified.  Every QC10 product is engineered specifically for pistol caliber ammunition, not modified from an existing platform, increasing functionality, reliability and overall performance.

    Any orders containing lower receivers require a verified FFL dealer to make the transfer.

    Lower receivers will not be shipped until QC10 has  your dealer's license on file.

    Please contact your desired dealer about sending us a copy of  their license.

    CALIFORNIA BUYERS: Please check with your transferring dealer before ordering. Many CA dealers are unwilling to process lower receiver transfers.