SKU: MCGG172005A
UPC: 765595900080
MPN: MGG172005A
The Mec-Gar Magazine for Glock 17 in 9mm with 20-round capacity is purpose-built for shooters and professionals who demand reliable ammunition feeding in high-round-count training, duty, or competitive environments. This magazine exists to extend your Glock 17's magazine pool with a proven third-party option that has earned trust across law enforcement and military units. The extended 20-round capacity reduces reload frequency during extended range sessions or tactical scenarios, making it an ideal complement to standard 17-round factory mags.
Manufactured by Mec-Gar USA—a OEM supplier for numerous pistol manufacturers—this magazine features precision-engineered feed lips, witness holes for round count verification, and a robust spring mechanism designed for thousands of load cycles without performance degradation. The flat dark earth (FDE) polymer body reduces glint and blends with modern tactical gear, while the witness holes allow rapid visual confirmation of ammunition levels without removing the magazine. The feed geometry is optimized specifically for Glock 17 9mm cartridges, ensuring consistent chambering and reliable function across all ammunition types and bullet profiles.
Law enforcement officers, military personnel, and serious civilian shooters benefit most from Mec-Gar's reputation for durability and compatibility. This magazine works seamlessly with all standard Glock 17 9mm platforms and mag carriers, requiring no modifications to your firearm or holster setup. For high-round-count training days, duty rotation, or competitive matches, having multiple 20-round mags ensures you spend more time on target and less time reloading.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.