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Ultrabay Slim HDD AdapterThis is an adapter to connect an additional HDD to the Ultrabay Slim
 FeaturesTakes any 9.5mm thick (9.5mm is maximum, 12.7mm thick drives are too tall), 2.5" PATA HDDComputer can be boot from both primary and secondary (in UltraBay adapter) disc - option to set in BIOS (tested on all T4x models).
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IBM Partnumbers
Order PN: 62P4554 (curved bezel)
Linux Support
If connected at boot time, the drive is /dev/hdc.
Supported with
- ThinkPad T40, T40p, T41, T41p, T42, T42p, T43, T43p
- ThinkPad R50, R50p, R51, R52
- ThinkPad Z60t
- UltraBase X4, ThinkPad X4 Dock