Description :
- Brand : KMC
- Compatibility : Shimano, Campagnolo, Sram and all other 11 speed drivetrains
- For model X12 compatibility : Shimano, Campagnolo, Sram and all other 12 speed drivetrains
| Model | Color | Length | Size | Connector |
| X11 | Silver/Black | 116Links | 1/2" x 1 1/128" | MissingLink 11R/CL555r |
| X11EL | Ti-N (Gold) | 118Links | 1/2" x 1 1/128" | MissingLink 11R/CL555r |
| X1SL | Ti-N (Gold) | 118Links | 1/2" x 1 1/128" | MissingLink 11R/CL555r |
| X12 | Ti-N (Gold) | 126Links | 1/2" x 1 1/128" | MissingLink 11R/CL555r |