Springer Precision SIG P320/P250 9/40 EZ 140mm Base Pads w/ Power Spring

Springer Precision 140mm extended capacity basepads for Sig Sauer P320/P250 9/40 are CNC machined from aluminum and hard anodized for a long service life. This lengthens the magazine and adds rounds to your magazine. The unique locking mechanism allows a very solid attachment with a simple backing out of the discrete set screw. They fit the USPSA 140mm magazine gauge. The unique attachment design provides a low profile, sleek design that is very stable and easy to remove. They've included a 1/16 hex driver that makes installation and removal a breeze. Up to 23 9mm and 20 40. cal rounds with the extra capacity follower kit Weight: 1.41 oz. Please NOTE: Not designed specifically for the 21rd 9mm/18rd .40 factory mags, please see SP0218 for a basepad for those mags if you want them to fit the USPSA Guage for 140mm. Not compatible with flanges that fold into the magazine body(P250, P320 Subcompact 12rd). Due to design variations, Springer Precision cannot guarantee compatibility with any o