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Due to ATF final rule 2021R-08F, all Quarter Circle 10 Full Pistol Builds will no longer come with pistol braces installed or included. Please contact us if you have any questions before ordering.
- Complete Lowers
Due to ATF final rule 2021R-08F, all Quarter Circle 10 Full...
- Big Tex (GLF) .45ACP Lower Receiver
Available as a stripped receiver (with QC10 Proprietary...
- QC10 Ranger (GSF) Lower Receiver
QC10 Ranger (GSF) Lower Receiver with Proprietary Parts...
- Complete Lowers
Available as a stripped receiver (with QC10 Proprietary parts) or with a lower parts kit included. Engineered for .45ACP and 10MM GLOCK® Magazines. Last Round Bolt Hold Open on Empty. Billet 7075-T6 Aluminum.
6 Οκτ 2014 · Quarter Circle 10 is now producing AR lowers that accept Glock magazines. The lowers can be had as a small- or larger-frame receiver. The smalls are for the 9mm, 40 S&W, 357 SIG and 45 GAP calibers, while the large frames handle 10mm and 45 ACP.
Available in a full range of hand guard and barrel lengths in either a rear or side charging receiver. The Big Tex is the popular choice for .45acp PCC and makes a superior home defense weapon. CA Compliant featureless setup. Features: Engineered for .45 ACP Double Stack GLOCK® Small Frame Magazines. Mil-Spec Lower parts.
QC10 Ranger (GSF) Lower Receiver with Proprietary Parts (Ejector, Mag Catch and LRBHO Assembly) Engineered for 9mm, .40 S&W & .357 SIG GLOCK® Magazines. Last Round Bolt Hold Open on Empty. Billet 7075-T6 Aluminum. Accepts Patented Universal 9MM Bolt. Type III Hard Coat Anodizing. Accepts Mil-spec Pistol/Carbine Buffer Tube. Threaded Bolt Catch Pin
Quarter Circle 10 AR-15 Glock Small Frame Lower Receiver: These lowers are manufactured by us at our facility in Tucson, Arizona. They are CNC machined from 7075 aluminum in house on our machines. They will accept all Glock 9mm, 357 Sig and .40 S&W magazines.
QC10 Ranger (GSF) Lower Receiver with Proprietary Parts (Ejector, Mag Catch and LRBHO Assembly) Engineered for 9mm, .40 S&W & .357 SIG GLOCK® Magazines Last Round Bolt Hold Open on Empty
