SRAM Bosch X-Sync 2 12 Speed Direct Mount Chainring For Gen 4 Motors - Bosch Direct Mount - No Bash Ring - 6mm Non Boost - Round - Black - 34TThe SRAM X SYNC 2 Eagle direct mount chainrings are built with the needs of E MTB riders in mind. They feature the same chain management technology for SRAM 1x drivetrains, designed for Bosch motors. features: Sharp, narrow tooth profile and rounded chamfer edges help manage a deflected chain Mud clearing recesses Direct mount Bosch Gen 4 Steel material