Magazine Extension For Sig Sauer P320 - Magazine Extension +5 For Sig Sauer P320 - Gray

MAGAZINE EXTENSION FOR SIG SAUER P320 Utilizing the Tyrant CNC "NoBak" magazine extension technology, these Sig Sauer P320 magazine extensions are the fastest and easiest installing mag extension on the market. Drop your mags faster, and grab them easily with their 6000 series aluminum, CNC machined inlay. The extensions are made to fit both compact and full size frames when installed on their respective 15 and 17 round SIG P320 magazines. 10% power spring included with purchase. Why do they i