Sig Sauer P229-1 9mm 17rd Extended Anti-Friction Magazine.  Manufactured by Mec-Gar in Italy. You will not find a nicer quality magazine. Mec-Gar is an OEM magazine manufacturer for dozens of firearms manufacturers.

Product Features:

• Caliber 9 mm

• Fits newer P229 and P229 E2 pistols with wider tapered P229-1 magazine

• Will not fit in older P229 pistols with narrow flat-sided magazine

• Increased capacity to 17-rounds with “Plus-2” Adapter

• Only 5/8″ longer than flush-fit magazines

• Redesigned tube to improve functionality, heat-treated for strength

• Anti-Friction Coating allows for easy loading and superior anti-corrosion

• Interlinked internal components