Hope

Pro4 SS Hub Convert Kit, 12mm Axle

Hope knows riders demand versatility, and the Pro4 SS Hub Convert Kit delivers exactly that. This precision-engineered kit allows seamless conversion of Hope Pro2, Pro2 EVO, and Pro4 hubs to fit a 12mm axle setup—perfect for riders upgrading frames or swapping wheelsets without sacrificing the reliability and performance Hope hubs are known for.

Made with the same meticulous machining and durability that defines every Hope component, this kit keeps your drivetrain running tight and true while maintaining perfect hub alignment and bearing life. Whether building a singlespeed rig or adjusting your setup for a stiffer, thru-axle configuration, this conversion kit ensures your hub keeps pace with your evolving ride style.

• Converts Hope Pro2, Pro2 EVO, and Pro4 hubs for 12mm axle compatibility
• Ideal for singlespeed and custom builds
• Precision-machined for perfect fit and long-term reliability
• Compatible across generations for easy upgrades

Keep your favorite Hope hub rolling strong—no matter where your next frame or wheel upgrade takes you.