With SHIMANO's SLR-EV dual symmetric pivot design, the short-arm DURA-ACE R9200 series caliper brakes employ twin bearings and a roller to realize greater efficiency and deliver superior modulation and stopping power. They are offered in traditional and direct mount options.

Sold as a front rear caliper set. 

Specifications
Exceptional balance of rigidity, weight and stopping power
Maximum tire size: 28C
Lightweight magnesium brake shoe holders.

Mfr Claimed Weight
327g (pair)