RockShox Reverb AXS B1 Upper Tube 34.9 225mm Linear Reb/Low Comp Color Black Rings 32 Number HU5071 Inner Ring Compatibility:32T Model=Force 1x XPLR 12/13-Speed Wide Crank Arm Assembly E1 S works and many

RockShox Reverb AXS B1 Upper Tube 34.9 225mm Linear Reb Low Comp Color Black Rings 32 Number HU5071 Inner Ring Compatibility:32T Model=Force 1x XPLR 12 13 Speed Wide Crank Arm Assembly E1 S works and many Color Black Rings 32 Number of Chainrings Single Crank Length (mm) 170 Crank Intended Use Mountain Drivetrain Speeds 11 Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface Type FSA MegaExo Chainring BCD Direct Mount FSA Chainline Hub Compatibility 135 142 MTB Hubs Chainline Hub Compatibility 141 148 Boost Hubs Defined Color Black Other 104 BCD sizes you will need 8mm bolts (stock size that comes on 3x cranksets holding the middle and big rings on)