The lizard skins northshore lock on grips the grips attach securely to the bars using odi lock on collars and provide a comfortable and sturdy ride the northshore grips are a large diameter for those who want a large grip the lock on northshore grips are made by odi in the usa and include patented odi collars to attach each grip securely to the bars lizard skins northshore lock on grips features odi lock on collars included length 130 mm diameter large