e*thirteen UL Ultralight Direct Mount Guidering Boost Chainlines - 34t 10/11/12-Speed XCX Compatible BLK 42mm 4 mm hex key for

4 mm hex key for stem and seatpost clamp

Injection molded carbon fiber reinforced PA cage offers high levels of strength and durability

Ergonomic cushioned grip thumb lock for comfort and ease of use

this is hardwax made for the coldest conditions

e*thirteen UL Ultralight Direct Mount Guidering Boost Chainlines - 34t 10/11/12-Speed XCX Compatible BLK 42mm 4 mm hex key forThe 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*thirteen's direct mount Quick Connect interface Tooth Count 34 Drivetrain Speeds 12 Material Aluminum Defined Color Black Direct Mount Type Direct Mount