Pulley WheelAll products of Pulley Wheel 12-12 Tooth SHIMANO Compatible » PreviousNext » Model No EMA-JW1212-SHxx91XX / EMA-JW1212-SHxx90XXM / EMA-JW1212-SHSBBMTB Catalogue Pulley Wheel Key Features Specification:Shimano Road 91xx / 80xx / 90xx / 68xx seriesShimano MTB XTR M90xx / XT M80xx seriesShimano (Road/MTB) Specific modelGear Tooth/Speed:12T / 11SBearing:Steel Bearing & Ceramic BearingColor:Black / Red Made inTaiwan