GC_UPC FN FN-15 SRP G2 556 NATO 16" Barrel AR-15 FN15 MLok 36-100558 MAP 36-100558 show more like this 9.99-29.99 Per Item Gunprime GC_UPC FN FN15 SRP G2 16" 5.56 w/ TC sights - LE ONLY $1,379.00 36-100558 show more like this Free Shipping over $500 RifleGear GC_UPC FN FN15 5.56 $1,379.99 - show more like this 7.99 Guns.com