Newegg has SABRENT CRW-FLP2 All-in-one USB 2.0 Floppy Drive for $17.99 + free shipping.
Model
Brand SABRENT
Model CRW-FLP2
Spec
Type All-in-one
Installation Type Internal
Interface USB 2.0
Compatibility Supports CF, SD, MMC, MS, MD and xD
Support - Compact Flash Yes
Support - Memory Stick Yes
Support - MMC Yes
Support - SD Yes
Support - xD Yes
Features
Features 3.5-inch form factor
Supports slot to slot read/write functions
Supports auto detecting slot when card is inserted
Compatible with 720 KB and 1.44 MB 3.5-inch floppy discs
LED indicators
34-pin floppy drive interface
Plug and Play
Hot swappable
SABRENT CRW-FLP2 All-in-one USB 2.0 Floppy Drive $17.99 FS 
