These are 31.8mm flat top road drop bars with very shallow reach.

– Double-butted and tapered 6061-T6 aluminum bars
– 120mm wide center section with 31.8mm diameter
– Flat top bar with cable grooves
– Accessory Mount Diameter (mm): 31.8
– Bar Clamp Diameter (mm): 31.8
– Bar Drop (mm): 125
– Bar Reach (mm): 70
– Bar Top Style: Flat
– Clip-on Compatible: Yes
– Color: Black
– Defined Color: Black
– Drop Bend Style: Compact
– Material: Aluminum
– Weight: 266g
– Width: 38cm
– Width Measurement: Center