Feature:1. APPLICATION: For RMG, for RMGI NAB HUB, open reel tape core for 1/4 10.5 inch reel to reel tape, professionally designed and dimensionally accurate to ensure a perfect fit.2. SCREW KIT: With original screw kit for assembling 1 for RMG, for RMGI NAB HUB, combining metal 2 flanges with NAB HUB and creating 1/4in metal reel to reel tape.3. MULTIPURPOSE: You can use the screw kit to replace old or damaged reels that are missing screws or female flanges, which is practical and convenient for your different needs.4. REPLACEMENT: This NAB HUB is in great condition without any dents, cracks or other damages. Use it to replace an old or damaged NAB HUB.5. PREMIUM MATERIAL: The open reel tape core is made of premium ABS plastic material for sturdy construction, durability and long service life.Specification:Item Type: Open Reel Tape CoreMaterial: ABSColor: BlackOuter Diameter: Approx. 113.98mm / 4.48 inchesInner Diameter: Approx. 76.50mm / 3.01 inchesCompatibility: For 1/4 10.5 Inch Reel to Reel Tape.Package List:1 xOpen Reel Tape Core3 x Screws3 x Nuts Note:Manual measurement, please allow some errors.