A high-performance pair of 11-tooth derailleur pulley wheels, designed for all Campagnolo 11-speed rear derailleurs (mechanical and electronic), finished in red. These alloy pulleys are handcrafted in Denmark and assembled with CeramicSpeed Standard Bearings—ceramic balls in hardened-steel races—offering significantly reduced friction and increased longevity compared to stock components. The kit includes two pulley wheels, four spacers, a 15 ml bottle of CeramicSpeed oil for pulley wheel bearings, and a decal. The net weight is 23 g and the gross weight is 77 g.

• Weight: 23 g net 77 g gross
• Material: machined aluminium
• Speed compatibility: Campagnolo 11-speed (mechanical and electronic derailleurs)
• Bearings: CeramicSpeed Standard Bearings (ceramic balls in hardened-steel races)