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B-screw adjustment
Chromoly chainring bolts Color Black Rings 46/30 Number of Chainrings Double Crank Length (mm) 172
20° and 25°) for fine adjustment are available as spares
9 (1-3/8") Front Derailleur Cable Pull Dual Front Der/Shifter Compatibility Shimano Mountain Max Ring (teeth) 38 Front Derailleur Style Traditional Weight 167 Derailleur Capacity 14
Converts Ritchey Classic or Comp thru-axle disc hubs to QR axle
Surly DUH System - Geared Chips UDH and Hardware ModelNumber=E4155 B-screw adjustmentIncludes Surly DUH system drive side and non drive side geared chips and hardware as well as a UDH hanger for a complete geared setup. You will also need a 12mm thru axle 175mm length 1. 0 thread pitch to complete the setup.
