The 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 Specifications: Chainring Shape: Round Drive Type: Direct Mount Bosch Gen 4 Speed Compatibility: 11 Speed, 12 Speed Chainring BCD: - Mount: - Material: Aluminum, Steel Color: Black Weight: -