| Product name: | KCNC Jockey Wheel System - with Pulley Wheels - for 12-speed | 
| Manufacturer: | KCNC | 
| Item code: | KCN422449 | 
| Activity: | Cycling | 
| Material: | Aluminium | 
| Usage bikesport: | MTB | 
| Groupset: | SRAM | 
| Shifting system: | 11-speed, 12-speed | 
| Smallest sprocket: | 10 | 
| Rear derailleur max. teeth: | 52 | 
| Rear derailleur accessories: | Jockey Wheels, Cage Parts, Tuning Parts | 
| Model year: | 2022 | 
| Color: | Black | 
| Manufacturer item code: | KOT39-004-BK | 
| Manufacturer page: | http://www.kcnc.at/ |