Other World Computing (http://www.macsales.com) has announced the OWC Data Doubler, an optical bay mounting solution for MacBook or MacBook Pro notebook computers that enables users to add a second hard drive or SSD for up to an additional 640GB of internal drive capacity, internal RAID, or other user customized internal data storage configurations.

The US$79.99 OWC Data Doubler comes complete with all required hardware, a detailed step-by-step Mac notebook model specific installation guide, available online OWC installation videos, and is immediately available for the most MacBook and MacBook Pro models released in late 2008 and afterward.