Zeta Base-grip "Touring" Open End - BlackSOFT SPONGE FORM TO REDUCE VIBRATION Soft grip feeling and works for long running time. Base grip comes with soft sponge foam, great to use for touring ride. Soft sponge foam widely reduces vibrations. 2. 5 mm thick foam provides soft and confirm feels, and better operability. Sponge foam can be easily replaced, replacement sponge foam is available. Open end design. Dimensions: Length : 116mm Flange diameter: 57mm Grip Diameter: 33mm * Touring rally