Rizoma 30Gradi Grips GR224B - BlackRizoma 30Gradi Grips GR224B The 30Gradi grip ( 22 mm) borns from the desire to improve the riders comfort and driving feeling. Its design, in fact, was developed with the aim of refining the coupling between the grip shape, its handle and the ergonomics of the hand. Checking its section, the outer profile of the 30Gradi is triangular, with a torsion of 30, thanks to which the rider will have a more comfortable feeling of control and grip. Made