Item Type: Open Reel Sound Takeup Reel_x000D_ Material: Aluminum Alloy_x000D_ Applicable Tape: 1/4 Inch_x000D_ Reel Diameter: 7 Inches_x000D_ Number of Holes: 3 Holes_x000D_ Applicability: Universal1ALUMINUM ALLOY: 1/4 7 inch empty reel is made of aluminum alloy material, wear resistant, high hardness, not easy to damage. 23 HOLES: Empty reel has an aluminum for NAB flange with a classic for Ampex design 3 hole windage hole for flex resistance and added strength. 3PROFESSIONAL DESIGN: Recording tape reel is professionally designed for low noise, accurate size, and safety to meet your needs. 4PERFECT REPLACEMENT: Restore your tape recorder or replace it with a brand new reel to provide you with clear sound quality in recording, erasing, re recording, and more. 5RANGE OF APPLICATION: 7 inch empty reel is an empty reel that fits any open reel machine and fits 1/4 inch tape 7 inch diameter.1 x OpenReelSoundTakeupReel