SHIMANO 6800 Ultegra 11-Speed Crankset Review Posted by Pelicandy September 17, 2018 in Drivetrain Components New front derailleur chain guide design to reduce chain drops Hollow glide chain rings 11 speed compatible Made in Japan Borrowing 9000 Dura-Ace technologies, the Ultegra 6800 crankset now has Optimum Power Transfer 4-arm design. Random Products SHIMANO Bottom Bracket Installation/Removal Tool R... SRAM XG-1299 12-Speed Cassette Review SRAM X01 Downhill Crankset, Red, 165mm BB30 83mm R... Truvativ SRAM GXP Team Bottom Bracket Review Cycling Outdoor Recreation Parts & Components SHIMANO Sports & Outdoors