Quarter Circle 10 Blu Whistler (Sig Sauer P320) Stripped Lower Receiver
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- QC10 Blu Whistler (P320) Lower Receiver with Proprietary Parts (Ejector and Mag Catch)
- Engineered for 9mm, SIG Magazines
- 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
- 12 oz stripped weight
|Product Type||Lower Receiver|
|Manufacturer||Quarter Circle 10|