Features: 1.100% Brand New,High-quality 2. Designed with a sealing angle on both ends for positive sealing, which dramatically reduces fluid from leaking in from the hole on the tube. 3. Slide fit, no need to press fit, easily removed. 4. Center spot inside. Specifics: Condition:100% Brand New Material: Lightweight 6061 Aluminum Alloy Outside diameter: 1.797" +/-.004 Inside diameter: 1.620" +/-.005 Height: 1.155" +/-0.010" Color: As Picture show Note:Please check the Cup OD and ID before applying it to other items. Package Include: 8 X Aluminum Storage Cups