Features 1.7 INCH: This is an empty tape reel for use with reel to reel tape players. This reel fits on any open reel deck that 1/4 7 inch diameter tape. 2.ANTI BENDING: Empty reel features an aluminum for NAB flange with a classic for Ampex design 3 hole windage hole for flex resistance and added strength. 3.PERFECT REPLACEMENT: Restore your tape recorder or replace it with a new reel to give you perfect sound quality for Recording, erasing, re recording, etc. 4.LOW NOISE: Takeup tape reel is high output, low noise, and gives you the sound and character of the tapes you know and love. 5.ALUMINUM ALLOY: 1/4 7 inch empty tape reel is made of aluminum alloy, which is wear resistant, corrosion proof, and not easily damaged. specificationItem Type: Empty Tape Reel Material: Aluminum Alloy Color: Black Applicable Tape: 1/4 Inch Reel Diameter: 7 Inch Applicability: Universal PackageList1 x EmptyTapeReel NoteEven with a 7 inch capacity deck, a deck for NAB hub adapter is required any for NAB volume.