Mec-Gar MGP22910B 10rd 9mm Magazine for Sig P229 Blued Steel

The Mec-Gar MGP22910B delivers factory-grade reliability for Sig Sauer P229 pistols with precision-engineered 10-round capacity. This Italian-manufactured magazine meets strict OEM specifications while offering enhanced durability through premium carbon steel construction.

What Makes This Different

Mec-Gar produces original equipment magazines for major firearm manufacturers, bringing decades of precision manufacturing to the aftermarket. The MGP22910B features heat-treated carbon steel construction with a corrosion-resistant blued finish that outlasts standard magazines. Internal geometry matches factory specifications exactly, ensuring consistent feeding and ejection cycles that many shooters find superior to OEM alternatives.

Key Features

• 10-round capacity 9mm Luger magazine for Sig Sauer P229 pistols
• Premium carbon steel body with durable blued finish
• Heat-treated spring maintains tension through 50,000+ compression cycles
• Anti-tilt follower design prevents misfeeds and double-feeds
• Witness holes for quick round count verification
• Removable floorplate for easy cleaning and maintenance
• Drop-free design ensures reliable magazine changes under stress

Field testing demonstrates consistent performance across temperature ranges from -20°F to 140°F without spring degradation or feeding issues. The magazine functions reliably with all common 9mm bullet weights from 115 to 147 grains, making it suitable for duty carry, competition shooting, and range training. The blued finish resists moisture and handling wear better than polymer alternatives while maintaining the slim profile required for concealed carry.

Technical Specs

• Caliber: 9mm Luger/Parabellum
• Capacity: 10 rounds
• Compatibility: Sig Sauer P229 pistols
• Body Material: Heat-treated carbon steel
• Finish: Traditional blued steel
• Spring: Music wire construction
• Follower: Anti-tilt polymer design
• Country of Origin: Italy
• Weight: 3.2 ounces (empty)

Mec-Gar's reputation for producing OEM magazines for major manufacturers translates directly to aftermarket reliability that matches or exceeds factory performance. Professional armorers and competitive shooters choose Mec-Gar magazines for their consistent dimensional tolerances and proven longevity under high round counts.