E*Thirteen

UL Ultralight Direct Mount Guidering Boost

The e*thirteen UL (Ultralight) Guiderings are beautiful as well as incredibly light. Compatible with 10,11,and 12-speed drivetrains.

• 10, 11, and 12-speed compatible
• Narrow-wide tooth design for chainring retention through?the rough stuff
• Only compatible with e*thirteen's direct mount Quick Connect interface
• Ultralight, strong, and beautiful design