The Nexus DiskTwin is an ideal solution to get rid of any hard disk drive vibration noise and resonance. Are you tired of all the hard disk seek and vibration noises? Or is your hard disk creating resonance in your case? The Nexus DiskTwin will alleviate your suffering! The DiskTwin is made of two pieces of sollid aluminum to augment the cooling capacity of your hard disk, plus each piece is equipped with two high quality solid rubber absorber blocks. Just remove the hard disk from your computer and mount the DiskTwin on both sides of your 3.5" hard disk. Then re-mount the complete unit in a free 5.25" drive bay and your done! No more agony! Medical application The Nexus DiskTwin is also suitable for medical equipment that requires mounting of a hard disk drive without earthing. The DiskTwin allows you to mount the hard disk drive without any direct contact with the chasis. The DiskTwin will stop any hard drive vibration noise and resonance and will maximize hard disk cooling. DiskTwin mounted on hard disk: Features: Reduces hard disk vibration noise and resonance High quality rubber shock and vibration absorption blocks Solid aluminum heat sink with thermal pads for more efficient cooling The hard disk equipped with the Nexus DiskTwin fits into a 5.25" drive bay Suitable for medical equipment that requires mounting of a hard disk drive without grounding Available in black aluminum (DISKTWIN BLACK) and in plain aluminum (DISKTWIN ALUMINUM) Specifications: Model DISKTWIN BLACK Dimensions 146.81x26.15x18.8 mm Weight 105 grams (per unit) Materials Solid aluminum   Solid rubber   Thermal pad   Mounting screws Warranty 3 years Drawing: Plain aluminum version: Installation instructions: Clean the two surfaces of the hard disk to which the DiskTwin is to be mounted, removing any dust and oil. Mount the DiskTwin onto the hard disk sides by using the supplied (14mm) screws. Push the screws through the rubber block into the mounting holes of the hard disk and tighten the screws. Mount the hard disk with DiskTwin into a 5.25" drive bay in your system using the supplied (7.5mm) screws. (Re-)fix the connectors to your hard disk.