Drives External Bay: 3x5.25" Internal Bay: 4x3.5
Motherboard Size M/B size: Use ATX M/B support 2 x 5.25 / use Micro ATX M/B support 3 x 5.25
Dimension 19.00 * 5.25 * 15.35 inches / 482 * 133.3 * 400 (mm)
Drives 1 * 3.5" or 2*2.5" (int.)
Motherboard Size 6.7" x 6.7" or 6.7" x 11.4"
Dimension 19" x 3.5" x 9.84"/ 482 x 89 x 250 (mm)
Drives 2 * 3.5" (int.)
Motherboard Size 12“ * 13” (EATX, ATX, micro ATX)
Dimension 19.00 * 3.5 * 15 inches / 482 * 133.3 * 380 (mm)
Drives 2 x 3.5" or 4 x 2.5" (int.)
Motherboard Size 12" * 9.6" (ATX,Micro ATX or Mini ITX)
Dimension 19 * 1.75 * 15.75 inches / 482 * 44.5 * 400 (mm)
Drives 1 * 5.25" + 1 * 3.5"(Ext.) + 3 * 3.5" (Int.)
Motherboard Size 12 * 9.6 (ATX, microATX)
Dimension 19.00 * 21.25 * 2.30 * inches / 482.6 * 540 * 58.4 mm