1、PERFECT REPLACEMENT: Restore your recorder or replace it with a new reel to give you perfect sound quality for recording, erasing, re recording and more. 2、8 HOLE: The empty reel features an aluminum NAB flange with the classic for Ampex designed 8 holes wind resistance hole for increased flex resistance and strength. Silver design stainless steel screws are not easy to pry open and erosion. 3、1/4 10.5 INCH: This is a 1/4 10.5 inch open reel sound takeup reel for use with reel to reel tape players. This reel fits any open reel platform with 1/4 10.5 inch diameter tape. 4、HIGH PERFORMANCE: Aluminum alloy pen reel sound takeup reel has high output, low noise, and gives you the sound and character of the tapes you know and love. 5、ALUMINUM ALLOY MATERIAL: The 1/4 10.5 inch empty tape reel is made of aluminum alloy, which is wear resistance, erosion resistance and unbreakable for a long service life.