Bicycle brake , comprising a pre-assembled assembly intended to be mounted on a bicycle frame through two fastening pins , wherein said pre-assembled assembly comprises: - a first lever having an actuation arm for the connection to an inner cable of a sheathed cable and a braking arm for supporting a first brake pad , said first lever being pivoted in a first rotation axis (X1) and comprising a first through hole coaxial to said first rotation axis (X1); - a second lever having an actuation arm for the connection to a sheath of the sheathed cable and a braking arm for supporting a second brake pad , said second lever being pivoted in a second rotation axis (X2) distinct and substantially parallel to the first rotation axis (X1), said second lever comprising a second through hole coaxial to said second rotation axis (X2); - a support element of said first lever and second lever , said support element comprising a third through hole coaxial to said first rotation axis (X1) and a fourth through hole coaxial to said second rotation axis (X2); - a first hollow pin housed in said first through hole and in said third through hole and provided with a longitudinal cavity for the passage of a first fastening pin of said pre-assembled assembly to the bicycle frame; - a second hollow pin housed in said second through hole and in said fourth through hole and provided with a longitudinal cavity for the passage of a second fastening pin of said pre-assembled assembly to the bicycle frame; wherein each of said first hollow pin and second hollow pin comprises, at a first free end portion, a head for axial abutment against said first lever and said second lever , respectively, and, at an opposite free end portion thereof, an external threading ; characterised in that said external threadings are engaged in internal threadings formed in said third through hole and fourth through hole , respectively, and in that said heads and said support element are arranged on opposite sides of said first lever and second lever . - a first lever having an actuation arm for the connection to an inner cable of a sheathed cable and a braking arm for supporting a first brake pad , said first lever being pivoted in a first rotation axis (X1) and comprising a first through hole coaxial to said first rotation axis (X1); - a second lever having an actuation arm for the connection to a sheath of the sheathed cable and a braking arm for supporting a second brake pad , said second lever being pivoted in a second rotation axis (X2) distinct and substantially parallel to the first rotation axis (X1), said second lever comprising a second through hole coaxial to said second rotation axis (X2); - a support element of said first lever and second lever , said support element comprising a third through hole coaxial to said first rotation axis (X1) and a fourth through hole coaxial to said second rotation axis (X2); - a first hollow pin housed in said first through hole and in said third through hole and provided with a longitudinal cavity for the passage of a first fastening pin of said pre-assembled assembly to the bicycle frame; - a second hollow pin housed in said second through hole and in said fourth through hole and provided with a longitudinal cavity for the passage of a second fastening pin of said pre-assembled assembly to the bicycle frame; <EOS>