Feature:1. Compatible: Reel to reel tape recorders NAB reel hub adaptors can be used for Studer ReVox, for Akai, for Teac, etc. to meet your various usage needs.2. Premium Material: NAB hub adapter is made of aluminum alloy and ABS material, the structure is strong, not easy to damage.3. Stable Performance: NAB hub adapters are lockable, no loosening, high standards of rotation concentricity and no shaking.4. Fine Crafted: The aluminum NAB hub adapter is exquisitely crafted and fits perfectly, with a polished metal handle and black ABS base, and comes in size at 10 inches.5. Simple Operation: The universal loading device for Studer ReVox is easy to install, easy to use, and requires very little effort.Specification:Item Type: NAB Hub AdaptersMaterial: Aluminum Alloy, ABSApplicable Size: 10 inchesApplicable: For Studer ReVox, for Akai, for Teac, etc. Reel to Reel Tape Recorders.Package List:2 xNAB Hub Adapters