The invention relates to a sleeve (1), for a bone fixation element, in particular, a wire (10), comprising A) two tubular elements (3 4), having a common longitudinal axis (2), each with a central drilling (8) of the same diameter (D), an external end (20 21) and an intermediate end (22 23) with a front face (28 29) and B) a shearable connector web (5), fixed to the two tubular elements (3 4), outside the central drilling (8), by means of which the two tubular elements (3 4) are axially connected to each other.