1、COMPATIBLE MODELS: NAB hub adapters are available for Studer ReVox B67, for Akai, for Teac and other reel to reel tape recorders, open reel recorders. 2、LOCKABLE: 10 inch opener has lockable quality, no looseness, with high standard of rotational concentricity, no shaking, more stable use. 3、POLISHED WORKMANSHIP: Exquisitely crafted, featuring polished metal handle and blue base for 10 inch size, a perfect fit for your open reel recorder. 4、PREMIUM MATERIAL: 1/4 10 inch opener is made of aluminum alloy, ABS base and rubber ring, strong structure and resistant to wear and tear. 5、EASY TO INSTALL: For Studer ReVox universal loading device, simple and convenient to use, easy to install, can meet your various use needs. 2 x 10 Inch Opener Item Type: OpenerMaterial: Aluminum Alloy, ABSStyle: Blue BaseApplicable Size: 1/4 10 InchesScope of Application: For Studer ReVox Open Reel RecorderApplicable Brands: Used for Revox, for Akai, for Teac, etc.