Item Type: Nab Hub Reel Tape AdapterMaterial: ABSColor: BlackOuter Ring Diameter: Approx. 113.98mm / 4.49inInner Diameter: Approx. 76.5mm / 3.01inSuitable For: 1/4 10.5 Inch Roll To Roll TapePackage List6 x Nab Hub Reel Tape AdapterPlease allow some error due to manual measurement.1SCOPE OF APPLICATION: Reel to reel tape adapter for 1/4 10.5 inch reel to reel tape, 6 total, no tape (The delivery does not include screw sets). 2HIGH PERFORMANCE: NAB Hub reel to reel tape adapter is high performance and in excellent condition with no dents, cracks or other damage. 3PERFECT REPLACEMENT: Nab Hub reel tape adapter perfectly replaces your old or damaged NAB HUB with ease. 4RUGGED AND DURABLE: 1/4 10.5 inch reel to reel tape adapter is made of ABS plastic, strong and durable, not easy to be damaged, long service life. 5EASY TO INSTALL AND REMOVE: Take up reel to reel adapter is small and lightweight, easy to install and remove, more convenient to use.