This FiveSeven 10rd mag extension is the ultimate upgrade to your 5.7×28 pistol. Installation takes only seconds and does not permanently alter factory magazine. Chrome silicon spring is salt water-resistant and will not take a set.
| Weight | 0.1 lbs |
|---|---|
| Dimensions | 14 × 3 in |
| Manufacturer | CMMG |
| Capacity | 10 |
| Model | |
| Product Type | |
| Caliber | 5.7x28mm |
| Brand Fit | |
| Finish | |
| Model Fit |
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