Campagnolo Veloce brake calipers 39-49mm drop in silver or black. High quality brakes but as these are Campagnolo brakes there is on Q/R on the caliper, it is built into the shifters so it not need on the brakes.
These brakes modulate well and brake well in all conditions.
These are from the 2014 model year.
Weight approximately 330g for the pair.