1、Compatibility: This empty tape reel is suitable for Studer ReVox reel to reel recorders. With a diameter of 5 inch, it fits seamlessly with any open reel deck and is suitable for 1/4 inch tapes. 2、Aluminum Alloy Material: Constructed from premium aluminum alloy, this empty take up reel is long lasting, lightweight, slim, and wear proof. Its robust design guarantees a long lifespan. 3、4 Hole Design: The aluminum NAB flange features 4 wind resistant holes for NAGRA to prevent warping and enhance strength, also ensures that the tape reel remains stable during operating. 4、1/4 Inch Screw: Comes with erosion resistant 1/4 inch screw, no drilling required, detachable. A smoother and more stable tape reel enhances the beloved sound quality and characteristics of magnetic tapes, bringing you an extraordinary sound experience. 5、Enhanced Sound Quality: Revitalize your tape machine or replace old tape reels with this sound tape empty reel, which provides excellent sound quality for recording, erasing, and re recording. Item Type: Empty Tape Reel Material: Aluminum Alloy Suitable Tape: 1/4 Inch Reel Diameter: Approx. 12.7cm/5in Holes: 4 Compatibility: Suitable for Studer ReVox Reel to Reel Recorder 1 x Empty Tape Reel