Yuauy 4m Long Inner Cable Tube Liner Protection Universal for Mountain Bike Road Bicycle Brake Cable Shift Derailleur Cable Replacement Features: 1. Fit for Shift Inner Cable and Break Cable 2. Color: Clear 3. Internal diameter: 1.8mm 4. External diameter: 2.6mm 5. Material: PE 6. Length: 4m Package includes: 1 x Inner Cable Tube Liner