Asus 
Asus DVD-E818AAT/ BLK/ B/ GEN 18x DVDRom Sata H/ H Black Bare Dr
$28.70
LG 
LG GH24NSC0B 24x Sata DVDRW-Multi Internal Half Height
$23.65
Liteon 
  Liteon DS-8ACSH-01 8x Slim Sata DVDRW Internal Black Bare dr
$29.70
Liteon iHAS124-14 24x Sata DVDRW-Multi Internal H/ H Bare Dri
$20.85
Liteon IHAS324-17 24x Sata DVDRW Internal H/ H Black Retail
$31.20
Lite-On iHDS118-04 18x Sata DVD-Rom(H/ H) Black Bare Drive
$25.00
Other 
AOpen 936 36X UDMA CD Drive W/ CABLE
$3.65