Check-Mate 2011 Double Stack 9mm 22-Round Magazine
High-capacity 22-round 9mm magazine in the same compact footprint as standard 17-round mags. Features patented follower system, optimized feeding angle, and 50% increased slide lock-back power.
Check-Mate Ultra-Hi Capacity Magazine for 2011 Double Stack Pistols
The Check-Mate 2011 Double Stack magazine represents a significant advancement in high-capacity magazine design. This 22-round magazine delivers exceptional firepower while maintaining the same flush-fit profile as conventional 17-round magazines—a genuine engineering achievement that eliminates the typical trade-off between capacity and ergonomics.
Key Features
- 22-round capacity in a standard-sized footprint
- Patented UHC follower and spring system ensures reliable feeding with both full metal jacket and hollow point ammunition
- Optimized feeding angle for consistent chambering
- 50% increased slide lock-back power for positive last-round indication
- CNC-machined 6061 aluminum basepad for durability and precision
- +20% power springs with 4x the service life of standard magazine springs
- Stainless steel construction for corrosion resistance
Performance You Can Trust
Check-Mate's engineering focuses on reliability where it matters most. The magazine's patented spring and follower system has been optimized through extensive testing to handle the demands of both practice and defensive shooting. Whether you're running full metal jacket rounds at the range or carrying hollow points for personal protection, this magazine delivers consistent performance.
Backed by a lifetime warranty, this magazine is built to last.
