MCE Technologies (MCE) has announced it has started shipping the OptiBay hard drive for the MacBook Pro and PowerBook G4. The MCE OptiBay optical bay hard drive adds a second internal hard drive to MacBook Pro and PowerBook G4 systems, taking the place of the laptop’s internal optical drive (SuperDrive or Combo Drive). The MCE OpitBay Hard Drive is available in 80GB, 100GB, 120GB and 160GB capacities, for the first time allowing up to an unprecedented 320GB of unformatted internal hard disk capacity in a MacBook Pro or PowerBook G4 system, notes the company. Pricing for the new drives start at US$249 for an 80GB/5400RPM drive.