Description This is a 10 round extension with a new spring for the FNH 5.7 pistol, it will fit on any 20 round magazine. CLICK HERE for more FNH!
On Sale! Quick view Add to Cart FNH FNH MAGAZINE FIVE-SEVEN 5.7 X 28MM 20 ROUND MAG MSRP: Was: Price: Now: $44.99