SRAM Red AXS E1 Power Kit Aero Power Meter Crankset Speed: 12 BCD: Direct Mount SRAM 8 Bolt 64

Integrated power meter and chainring combo Accurate to +/-1.5% and unaffected by temperature changes Integrated rings are incredibly long-lasting Combine with 8 bolt compatible crankarms SRAM Model ID: PM-AXS-KITA-E1