The Silverstone 3.5" to 2.5" Bay Converters Model #SST-SDP08 are a set of two nickel-coated units designed to allow for the conversion of a 3.5" drive bay to a 2.5" drive bay. These converters are sturdy and reliable, perfect for those looking to upgrade or expand their drive bays in a server or computer case. Silverstone is a reputable brand known for producing high-quality components, making these bay converters a dependable choice for your storage needs. *** This sale is for a set of 2 boxes with the same model number. One box is sealed and one is an open box, and the new open box contains the packaged screws and the instructions. Please view photos for product dimensions. Please view all photos before purchasing as they are considered as part of the item description.