CMMG
FN Gen1 Five-seveN 10 Round 5.7mm x 28mm Magazine Extension
This fiveseven 10rd mag extension is the ultimate upgrade to your 5.7x28 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.
Caliber: 5.7x28mm
Capacity: 10
Finish: Black
Model: Extension
Type: Magazine Extension
Model Fit: Five-seveN
Brand Fit: FN
Capacity: 10
More Like This Product