Fastening of a chain guide at the mountain bikes, by means of only one screw to the already iscg length present standards and iscg 05

摘要

Protection against torsion, reliable fastening of a chain guide for mountain bikes with only a screw on the iscg,characterized by the,that the chain guide (4) with only a screw on the iscg (3) of the theoretical center of rotation (6) can be fastened, and a protection against twisting by means of the design of the chain guide lugs (4) by means of a such support (5) concentrically with respect to the inner bearing (1) or for bottom bracket shell (2), the thus preventing rotation and simultaneous loosening the screw prevents.An exemplary embodiment of this invention, in 1 shown.