BudsGunShop.com - Considered a rifle?

Michael, yes Sir. Any firearm with a barrel length of at least 16 inches and a "Shoulder Stock" is Federally classifies as a "Rifle. Shorter than a 16 inch barrel would be either a "Short Barreled Rifle" if it has a shoulder stock (NFA Firearm) of if it has a "Brace" or "Pistol Grip" would be classified as a "Pistol" or "Handgun". Example of a "Pistol" (with a Brace and not a Stock) = budsgunshop.com/catalog/product_info.php/products_id/42990/diamondback+db10pb13+db10+ar+pistol+semi-automatic+308+winchester%2f762+nato+13

it is a Rifle (Carbine) with a 16 inch barrel see *****Caliber: 9mm Luger
Model: FX-9
******Series: Carbine
Action: Semi-Automatic
Capacity: 33+1
Muzzle: Muzzle Brake
Metal Finish: Black Hardcoat Anodized
OAL: 31.5"
Receiver Material: Aluminum Alloy
Safety: Manual
Stock Description: 6-Position Black
Twist: 1:10"
Weight: 6.1 lbs
Barrel Description: 4150 Chrome Moly Nitrided
****Barrel Length: 16"