I have a gun cart I made from a 3 wheel jogging cart.  Front wheel swivels or locks.  Can hold 2 rifles & 2 shotguns.  Lower tray and upper support for 2 star hangers are removable with box for folding cart.  Wheels can also be removed for more compact storage.  With box included $100, without ammo box $75.  FTF sale only North Texas area.  PM me for more contact information.