Cast Yum Yum Lock On Grips. Features: Designed to offer enhanced comfort and damping in all conditions Shallow rings minimize float typically associated with thinner rings Tacky compound offers excellent damping High-grip zones reduce hand rotation in wet conditions Thick flange provides added protection Specs: Model:Yum Yum Shape:Round Grip Color:Black Clamp Color:Black Length:136mm Diameter:31.5mm