NO-M.A.R Brass SHARK Shell Catcher 4/15 10/25 quad rail forearm mount Holds lots of brass before you need to empty it! Rigid mounts to your quad rail forearm Front facing swing hatch for safe, quick and easy dumping CNC machined from Shatter proof Poly Carbonate takes tons of abuse Mounts securely to the side of your quad rail / Adjustable position for more control Instructions included / MADE IN THE USA!