Commonly Purchased with 10rd Magazine Extension Kit, 5.7x28mm
Ejection Port Cover Kit with Gas Deflector, .22 LR
Starting at
$17.95
Magazine, ProMag 5.7x28mm, 20 Round
Starting at
$37.95
Action Tuning Kit, Radial Delayed Blowback
Starting at
$24.95
SB Tactical FS1913 Aluminum, Pistol Stabilizing Brace, Picatinny
Starting at
$249.99
10rd Magazine Extension Kit, 5.7x28mm
Increase the capacity of your 5.7x28mm magazines by 10 rounds. This magazine extension kit is only designed to work with Gen 1 FN®* Five-seveN®* magazines.
Specifications
| Platform | Mk57 |
| Caliber | 5.7x28mm |