SRAM RED AXS D1 Power Meter Kit: Direct Mount 46/33T x 12-speed Chainring Set Polar Grey (Power Meter Including Chainrings)

AXS enabled for easy monitoring and firmware upgrades.

X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear.

Integrated power measurement.

Power meter is fully integrated into the chainring set for lighter weight.

Power readings are accurate within +/-1.5% and aren't affected by climate conditions during a ride.

Power balance measures left and right legs separately.

Improved front shifting performance for crisp and accurate front shifts.

Unique chainring shape results in a lighter weight, stiffer, more durable crankset.

Integrated chainring design significantly reduces weight.

8-bolt direct mount compatibility only to new RED AXS cranks.

Not reverse compatible with prior 8-bolt cranks.

Speeds: 12

Chainring material: Aluminum

Bolt Circle Diameter (BCD): Direct Mount (DM)

Chainring Size: 46/33T

Power Meter Type: Ant USB