- Backwards compatible, works with both 10-50t and new 10-52t cassettes.
- Updated cage architecture provides better chain retention and precise shifts.
- Cage (RD) – Long
- Cable pull ratio – X-actuation
- Speed (RD) – 12s
- Color (RD) – Lunar
- Cage material (RD) – Aluminum
- Pulley bearings material – Steel
- Max tooth – 52