SRAM Eagle T-Type Chainring - 8-Bolt - Direct Mount - 3mm Boost - Round - 30T - 12 Speed - Dark PolarRugged durability comes naturally to the Eagle T Type direct mount chainring. Finished with a distinct, dual spoke design your shifting will never be compromised. Available in three different tooth counts, there is ample room to refine and customise your bikes feel. SPECS: 8 Bolt Direct Mount 30T 34T range +3mm offset Compatible with T Type chains