Blu Lightenin (S226) Complete Lower W/ SB A3 Brace

Out of stock


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.

A big focus for QC10 is to allow the shooter to match their sidearm with their PCC.  Importantly this is not as simple as just adapting a magazine well. The Blu Lightenin (Sig 226) complete lower is comprised from tested components made for the use of the SIG226 magazine.  


  • Engineered for Sig P226 Magazines 
  • SB Tactical A3 Brace
  • Milspec Receiver Extension (Buffer Tube)
  • Mil-spec Lower Parts Kit
  • Enhanced Mil-spec Fire Control Group
  • Magpul MOE grip
  • Radian Talon Ambidextrous Safety
  • QC10 Adjustable Pistol Caliber Buffer System
  • Springco XP (Red) AR-15 Buffer Spring