Niner Bikes SIR 9/ROS 9 Shimano Derailleur Hanger (12mm TA)

Niner Bikes SIR 9/ROS 9 Shimano Derailleur Hanger (12mm TA)
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This is a shimano derailleur hanger for the Niner SIR/ROS 9 with a 12mm rear thru axle.