Fitting to SRAM XX1/X01/GX/NX/SX Eagle 12 Speed Rear Derailleur.
Fully Milling Machined From AL7075 T6
12 Teeth (Upper)+14 Teeth (Bottom)
With Narrow-Wide Teeth Designed
Ceramic Bearing
Anodized
Colors Options：Black, Red, Gold, Blue, Silver & Green
Pair Packed (12T*1+14T*1)