A wire feeder, comprising: - a frame, - a wire reel hub for supporting a wire reel in a wire feeder, and - a wire reel hub support means comprising a first support for supporting the wire reel hub; - wherein the wire reel hub support means is attached unrotatably to the frame; characterized in that - the wire reel hub comprises a first part configured to be supported by the first support; - the wire reel hub comprises a sleeve supported by the first part; and - the sleeve is configured to receive the wire reel around the sleeve unrotatably in relation to the sleeve; wherein: - rotation of the first part in relation to the first support is allowed; - the sleeve is arranged rotatably in relation to the first part; and - the wire reel hub comprises a first tension spring, connected from one end to the first part and from the opposite end to the sleeve, wherein rotation of the first part in a first direction is allowed after the moment caused by the tension in the first tension spring to the first part exceeds the moment caused by the friction between the first part and the first support, and further characterized in that the wire reel hub support means comprises a second support; the wire reel hub comprises a second part opposite the first part, and a second tension spring, connected from one end to the second part and from the opposite end to the sleeve; the second part is configured to be supported by the second support so that rotation of the second part in relation to the second support is allowed; and the sleeve is arranged rotatably in relation to the second part, and is supported by the first part and the second part the spring constant of the first tension spring is different from the spring constant of the second tension spring, respectively, or the first tension spring is tensioned to a first pre-tension; the second tension spring is tensioned to a second pre-tension; and the first pre-tension is different from the second pre-tension. - a frame, - a wire reel hub for supporting a wire reel in a wire feeder, and - a wire reel hub support means comprising a first support for supporting the wire reel hub; - wherein the wire reel hub support means is attached unrotatably to the frame; - the wire reel hub comprises a first part configured to be supported by the first support; - the wire reel hub comprises a sleeve supported by the first part; and - the sleeve is configured to receive the wire reel around the sleeve unrotatably in relation to the sleeve; - rotation of the first part in relation to the first support is allowed; - the sleeve is arranged rotatably in relation to the first part; and - the wire reel hub comprises a first tension spring, connected from one end to the first part and from the opposite end to the sleeve, and further characterized in that the wire reel hub support means comprises a second support; the wire reel hub comprises a second part opposite the first part, and a second tension spring, connected from one end to the second part and from the opposite end to the sleeve; the second part is configured to be supported by the second support so that rotation of the second part in relation to the second support is allowed; and the sleeve is arranged rotatably in relation to the second part, and is supported by the first part and the second part the spring constant of the first tension spring is different from the spring constant of the second tension spring, respectively, or the first tension spring is tensioned to a first pre-tension; the second tension spring is tensioned to a second pre-tension; and the first pre-tension is different from the second pre-tension.