Shipping: All orders are shipped within 72 hours Monday -Thursday 6am - 4pm Arizona Time.
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.
Holiday Shipping: The QC10 Shop is closed from December 223rd-January 2nd. During this time, shipping will also be closed. You order will be processed on Jauary 2nd and will ship out the same or next week. Please double check your shipping information as well as get your FFL info in so that your order will not be delayed.
Returns: Quarter Circle 10 offers a 30 day return, refund and exchange policy. See Details.
A dependable .45ACP PCC solution. Made for Glock 21 Magazines the Big Tex complete lower has last round bolt hold open and accepts both standard and higher capacity magazines. The Big Tex is the popular choice for .45ACP PCC and makes a superior home defense weapon.
• SB PDW brace
• Mil-spec Receiver Extension (Buffer Tube)
• Mil-spec Lower Parts Kit
• Enhanced Mil-spec fire control group
• Magpul MOE grip
• Ambidextrous Safety
• QC10 Adjustable Pistol Caliber Buffer System
• Springco XP (Red) AR-15 Buffer Spring