Description
ProMag RUGA42 magazine is made for the Ruger 57 and holds 20 rounds of 5.7 x 28 mm ammunition. It combines heat-treated high carbon steel construction with modern precision injection molding using mil-spec polymer compounds. The magazine is finished in blued steel.
Key features
- 20-round capacity for the 5.7 x 28 mm cartridge
- Steel body with mil-spec polymer components
- Blued finish
- Built using traditional stamping and welding plus precision molding
Specifications
| Capacity | 20 rounds |
|---|---|
| Caliber | 5.7 x 28 mm |
| Fits | Ruger 57 |
| Material | High carbon steel and mil-spec polymer compounds |
| Finish | Blued |
