SRAM X-SYNC 2 12 Speed Direct Mount Chainring - SRAM Direct Mount - 3mm Boost - Round - Black - 30T YGroup_7033400950829 3/8" square socket or 1-inch

3/8" square socket or 1-inch hex for ratchet/torque wrench

Smarthead for no-fuss attachment

This is not a dropper compatible bag

Bear in mind

SRAM X-SYNC 2 12 Speed Direct Mount Chainring - SRAM Direct Mount - 3mm Boost - Round - Black - 30T YGroup_7033400950829 3/8" square socket or 1-inchSince day one, SRAM has been dedicated to providing riders with component options that fit their own individual riding style. It's undeniable that some riders pedaling styles benefit from oval chainrings, so we've engineered the new X SYNC 2 Oval chainrings to give them the advantage they want. They are the only oval option available with our genuine X SYNC 2 teeth profile, so they are the only oval chainrings on the market that are 100 percent