Pulley WheelAll products of Pulley Wheel 12-12 Tooth SRAM Compatible » PreviousNext » Model No EMA-JW1212-SRxxxMTB / EMA-JW1212-SRCBxF1 Catalogue Pulley Wheel Key Features Specification:SRAM (MTB) CompatibleSRAM (Road) Red / E-Tap / Force 1 CompatibleGear Tooth/Speed:12T / 11SBearing:Steel Bearing & Ceramic BearingColor:Black / Red Made inTaiwan