Specifications:1. Material: Brass2. Thread outer diameter: 12.5mm\/0.49inch3. Thread inner diameter: 9.5mm\/0.37inch4. External Diameter: 2cm\/0.79 inch5. Length: 2.15cm\/0.85 inch6. Color: Silver7. Weight: 27gFeatures:Fits for 9.5X12.7 3\/8 water tube or 8x12mm silicone pipe.Package Include:1 x Cooling Compression