e*thirteen UL Ultralight Direct Mount Guidering Boost Chainlines - 34t 10/11/12-Speed XCX Compatible BLK Progressive 57.5-65mm Shifter Style Trigger Color Black

Shifter Style Trigger Color Black Drivetrain Speeds 11 Rear Der/Shifter Compatibility SRAM X-Actuation

2 TPI 60 Tire Bead Folding Tire Diameter 20" Tire Intended Use BMX Tire Type Clincher

Direct mount retainer ring designed specifically for Hope cranksets and available in standard or Boost offset

Up to 100hrs run time on 2 AA batteries (included)

e*thirteen UL Ultralight Direct Mount Guidering Boost Chainlines - 34t 10/11/12-Speed XCX Compatible BLK Progressive 57.5-65mm Shifter Style Trigger Color Blacke*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