Zipp CeramicSpeed 61803 Bearing Kit (Fits Super-9, 900 & Sub-9 Disc Rear Hubs) (61803 x1, 61903 x1)

Zipp Speed Weaponry Cartridge Bearings

Features:

• Measurable wattage savings between 1.5 and 9 watts per bearing set, depending on the level and condition of your existing bearings
• One kit required for: Zipp Super-9, 900 tubular and Sub-9 disc rear hubs
• Includes bearings and one grease syringe
• Note: 88 front and 188v9 rear hubs are on all 2014 and newer Zipp 202, 303, 404, 808