The ProMag SIG20 extends shooting capacity for Sig Sauer P938 pistols with reliable 6-round performance in a compact form factor. This aftermarket magazine maintains the pistol's slim profile while adding one extra round compared to standard factory magazines.
What Makes This Different
Constructed from heat-treated carbon steel with a corrosion-resistant blued finish, this magazine exceeds the durability standards of polymer alternatives. The steel construction provides consistent feeding geometry that maintains reliability through extended use cycles. ProMag's manufacturing process includes dimensional testing to ensure proper lockup and ejection timing with P938 pistols.Key Features
- 6-round capacity increases standard magazine count by one cartridge
- Heat-treated carbon steel body withstands repeated loading cycles
- Blued steel finish resists corrosion and surface wear
- Compatible with all Sig Sauer P938 pistol variants
- Spring-loaded follower ensures consistent cartridge presentation
- Flush-fit baseplate maintains concealed carry profile
- Standard magazine catch engagement prevents accidental release
Technical Specs
- Capacity: 6 rounds of 9mm Luger ammunition
- Material: Heat-treated carbon steel construction
- Finish: Traditional blued steel coating
- Compatibility: Sig Sauer P938 pistols (all variants)
- Overall length: Approximately 3.2 inches
- Weight: 3.1 ounces (empty)
- Follower: High-impact polymer with anti-tilt design
- Spring: Chrome silicon wire for consistent tension
