CeramicSpeed 177 Freehub

• Lowest resistance hybrid ceramic (ceramic balls and steel cages) available
• Measurable wattage savings between 1.5 and 9 watts per bearing set, depending on the level and condition of your existing bearings
• Kits include Freehub body with CeramicSpeed bearings pre-installed for easy installation onto the wheel
• SRAM Model ID: HU-SPP-A0