MEC-GAR is a privately held family-run business that was founded by Mr. Edoardo Racheli in 1965 whose sole focus was the production of firearms magazines. The great success of MEC-GAR today is due to family pride, Fine Italian craftsmanship, hard work and dedication, along with modern equipment and proprietary manufacturing techniques. They are the most trusted magazine manufacturer in the world with over 50 years of experience and over 100 MILLION magazines manufactured specifically for the world's largest firearm companies. Mec-Gar is the industry standard in aftermarket handgun magazines and they manufacture some of the best SIG Sauer P229 mags in the world. This 17 round magazine for the 9mm, featuring Mec-Gars Anti Friction Coating is the new standard in SIG Sauer P229 series mags, and practically a must have for any P229 shooter. Mec-Gar has years of experience designing and manufacturing some of the finest magazines available anywhere. In fact, Mec-Gar does one thing, they design and manufacturer magazines, and if you do a little research you will see that Mec-Gar does this one thing very well. Features and Specifications: Manufacturer Number: MGP22917AFC Mec-Gar SIG Sauer P229 9mm Magazine 17 Rounds Steel Black Caliber: 9mm Capacity: 17 Rounds Body Material: Heat Treated Steel Spring Material: High Tensile Music Wire Spring Follower Material: Polymer Follower Color: Black Polymer Baseplate 5/8" longer than flush-fit magazines Redesigned Tube (Heat Treated For Strength) Interlinked Internal Components Finish: Anti Friction Coating Color: Black Fits: SIG Sauer E2 and Updated P229