SAR USA SAR921 CM9 21rd Extended Magazine 9mm Luger Black Steel

The SAR USA SAR921 CM9 21-round extended magazine delivers increased firepower capacity for competitive shooting and tactical applications. This factory magazine maintains the reliability standards expected from SAR USA while providing 50% more ammunition capacity than standard magazines.

What Makes This Different

This extended magazine features a reinforced steel construction with a black finish that resists corrosion and wear. The 21-round capacity significantly exceeds standard 14-round magazines, providing tactical advantage in competitive scenarios. The magazine incorporates SAR's proven spring system and follower design, ensuring consistent feeding across all 21 rounds without compromising reliability.

Key Features

• 21-round capacity increases ammunition load by 7 rounds over standard magazines
• Black steel construction with corrosion-resistant finish
• Factory SAR USA specifications ensure perfect fit and function
• High-tensile magazine spring maintains consistent pressure through full capacity
• Anti-tilt follower design prevents feeding malfunctions
• Extended baseplate provides improved grip purchase during reloads
• Compatible with all SAR921 CM9 pistol variants

The extended magazine performs reliably in competitive shooting environments where rapid reloads and maximum capacity provide scoring advantages. Law enforcement and security professionals benefit from the increased ammunition capacity during extended engagements. The steel construction withstands repeated loading cycles and drop impacts better than polymer alternatives, making it suitable for duty use.

Technical Specs

• Capacity: 21 rounds of 9mm Luger ammunition
• Material: Black finished steel construction
• Compatibility: SAR USA SAR921 CM9 pistols
• Spring: High-carbon steel magazine spring
• Follower: Anti-tilt polymer follower
• Baseplate: Extended steel baseplate with grip texture
• Manufacturer: SAR USA
• Country of Origin: Turkey

This factory magazine ensures dimensional consistency and material quality that aftermarket alternatives cannot match. The extended capacity provides tactical flexibility without sacrificing the feeding reliability that defines the SAR921 platform.