Function: 1. Compatible: NAB spool adapters can be used for Studer ReVox, Akai, Teac etc. to meet different usage needs. 2. Premium Material: NAB hub adapter is made of aluminum alloy and ABS material, the design is strong, not easy to damage. 3. Stable performance: NAB hub adapters are locked, no loosening, high standards of rotation concentricity and no shock. 4. Fine Crafted: The NAB aluminum hub adapter is exquisitely crafted and fits perfectly, with a polished metal handle and black ABS base, and is 10 inches in size. 5. Simple operation: The universal charging device for Studer ReVox is easy to install, easy to use and requires very little effort. Specification: Item Type: NAB Hub Adapters Material: aluminum alloy, ABS Suitable size: 10 inches Applies to: for Studer ReVox, for Akai, for Teac, etc. Reel tape recorders List of packages: 2 xNAB hub adapters Remove the product and use it.