e*thirteen UL Ultralight Direct Mount Guidering Boost Chainlines - 34t 10/11/12-Speed XCX Compatible BLK Progressive 57.5-65mm Direct mount retainer ring designed

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

The precise chrome-plated design ensures high corrosion protection

Small and light weight

Shoe size 35 Misc Yellow Fluo

e*thirteen UL Ultralight Direct Mount Guidering Boost Chainlines - 34t 10/11/12-Speed XCX Compatible BLK Progressive 57.5-65mm Direct mount retainer ring designede*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