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NXT Duo II combines Wilson's NXT and Luxilon Adrenaline for a blend of crisp responsiveness and arm-friendly comfort
SDA certified organic (95%+)
Your new favorite tool for truing and building wheels
Medium leg cut
Telescoping arm adjusts from 5" to 8"
Ultegra Di2 RD-R8150 12 Spd. Glue NXT Duo II combines Wilson'sNow simplified with a single derailleur cage length, the new 12 speed Shimano ULTEGRA R8150 rear derailleur packs our fastest, most precise shifting into a more approachable option. With our fastest, most accurate shifting, the new 12 speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28 34T low sprockets. FEATURES Our fastest ever rear shifting, 58% faster than RD R9150Compact