The AG-1 lock on grips feature ODI's single clamp design ergonomic design and a hard plastic end molded over an aluminum endcap for durability.Angled rib pattern slightly harder compound designed to match articulation points of your hands for added controlAngled rib pattern is a slightly harder compound designed to match articulation points of your hands for added controlMulti-layer grip pattern soft compound with dual knurl pattern for improved control in all conditions