Sold under the Emprex label and are $17.99 after a $20 MIR. I’ve had good luck with Emprex rebates.
Emprex 20x PATA (5473239) = Optiarc AD-7190A = Lite-On DH-20A3P
Emprex 20x SATA (5579820) = Optiarc AD-7190S = Lite-On DH-20A3S
Emprex 20x SATA (5691321) = Optiarc AD-7200S
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Sale ends Thursday, 09/25/08.