TC Bros Top Clamp For Pro Series Modular Risers Available in black and gold anodized finishes, TC Bros. offer a new top clamp for those looking to customize or refresh their Pro Series Modular Risers. Ideal for those who love to mix and match colors for a unique look. Features: 1 inch diameter (Stock Harley) or 1-1/8 inch diameter (MX bar) clamp sizes available CNC Machined from strong and lightweight 6061-T6 aircraft grade billet aluminum Black, and Gold anodized finishes Made in the USA Note: Does not include installation hardware, only top clamp plate included with this purchase. This top clamp will only fit a TC Bros. Pro Series Modular Riser set.