Arlen Ness 07-321 Black Fusion Grip Each grip design features excellent Traction for your hands Billet aluminum accents are intricately machined and later finished in flawless chrome or Black Anodizing Slot track design features 11/4" billet aluminum inner collars with an air cushion rubber thumb pad, Linear knurled rubber grips and slotted billet aluminum end caps Port hole, deep cut, and smooth designs feature 11/4" billet aluminum inner collars, diamond knurled rubber grips and billet aluminum end caps Ring leader design features a Linear knurled rubber grip with integrated air pillows for extreme comfort; collars, rings and end caps machined from billet aluminum for an excellent look