Handle consisting of a gripping knob internally provided with a housing cavity in a stable position of a pin, said pin consisting of at least a portion with a larger-diameter section and of a portion with a smaller diameter projecting therefrom, at the top end of said smaller-diameter portion a retaining member being provided, having a larger diameter with respect to that of said portion, on said portion an elastic bush being housed for engagement with the inner surface of said knob characterised in that between said retaining member and said elastic bush a washer is arranged of a material aimed at minimising friction.