The open design of the pedals does not allow the mud to accumulate.

Easy to attach / release.

Chromoly axle.

They require little maintenance because the shaft bearings are sealed.

Calas compatible with SM-SH51 / SH56.

Calas included - SH51.

SPD anchor faces: Both sides.

Spring tension indicator: Yes.

Adjustable voltage

Vendor Weight: 380 grams.