Made to handle some of the worlds most technical and treacherace trailsLarge raised blocks provide shock absorbtion and extreme grip in any condition33mm diameter make it the thickest lock on grip offered by Lizard Skins, perfect for larger hands*A percentage of proceeds from these grips are used to support the NSMBA and trail building on the North ShoreGum w/ Black Clamps130mmLock OnUPC/EAN/GTIN: 696260005420