- OWC 2.5" to 3.5" Drive Adapter Bracket - 4 drive screws for attaching a 2.5" drive to the bracket - 4 bracket screws for attaching the OWC 2.5" to 3.5" Drive Adapter Bracket to a side mounted 3.5" drive bay - Material: Aluminum -Color: Blue -Physical dimensions: 3.99 (W) x 3.94 H) x .45 (D) inches, 101.43 (W) x 100.07 (H) x 11.67 (D) mm - Weight: 1.4 ounces / 39.69 grams