E*thirteen UL Ultralight Direct Mount Guidering Boost Chainlines – 34t 10/11/12-Speed XCX Compatible – Black

e*thirteen UL Ultralight Direct Mount Guidering for Boost Chainlines – 34t 10/11/12-Speed XCX Compatible Black. The e*thirteen UL (Ultralight) Guiderings are beautiful as well as incredibly light. Compatible with 1011and 12-speed drivetrains.

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

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