Don't buy one of these

[ewx]

I have a “PC Line Notebook Combination Cable Lock PCS-3”.

I just discovered that if you wiggle it just right, it comes out without needing to know the combination.

Comments

[armb.livejournal.com]

As reviewed (well, commented upon) at http://www.schneier.com/blog/archives/2010/03/usb_combination.html
'And when the drive is "locked" and the connector is retracted, the contact are still accessible.'

[imc.livejournal.com]

As a commenter there says, why bother trying to connect to the contacts when you could unlock the thing properly in less than a minute?