The Lizard Skins Danny MacAskill Lock-On Grip is their first single-sided lock-on grip and the most technical grip in their lineup. This grip has a larger diameter in key areas of the grip to provide better cushioning for impacts and vibration dampening. And since it's designed and ridden by Danny MacAskill, trials rider extraordinaire, you know these grips are up for any challenge. Single-sided Lock-On design ensures grips are firmly held in place Larger diameter in key areas enhances cushioning Length: 137mm Diameter: 29-30mm