TC Bros Pro Series Pullback Truss Digital Gauge Risers For Harley TC Bros. Pro Series Pull Back Truss Risers cater to high performance riders with a design focused on reducing weight while enhancing rigidity. Made in the Usa, the risers feature a skeletonized truss that exemplifies precision CNC machining, ensuring a perfect fit alongside superior style. An integrated top clamp design facilitates straightforward installation of the 2018-newer M8 Softail factory digital speedometer, also referred to as the Heads Up Display or Hud. This product is particularly appealing for those looking to upgrade their traditional HD speedo and tach gauges on Touring, Dyna, Sportster, or Softail models to a modern digital unit using aftermarket conversion gauge units. Features: 1-1/2 inches of built-in pullback ensures a comfortable riding position Proudly made using state of the art CNC machining equipment and the highest quality 6061-T6 aircraft grade billet aluminum Choose from 6, 8, and 10 rise heights Available for 1 (Oem HD) or 1-1/8 (MX bar) clamp diameters Skeletonized truss design engineered using the latest 3D CAD finite element analysis (Fea) software ensures maximum rigidity without added weight Genuine 12 point ARP stainless steel hardware provides exceptional clamping power and great looks Available in a machined, raw finish, black anodized, or gold anodized finishes for added durability and style 3.5 inch center to center spacing Internally threaded to accept stock Harley 1/2-13 riser hardware Made in the USA