CeramicSpeed Oversized Pulley Wheel System for Campagnolo Derailleurs - Alloy Pulley, Carbon Cage, Black Streamers Manufacturer Part Number: HB-E117

Manufacturer Part Number: HB-E117

Manufacturer Part Number: 63690

UPC: 710845666506

WT6064 SA4103 50702

121141-Q0-L

CeramicSpeed Oversized Pulley Wheel System for Campagnolo Derailleurs - Alloy Pulley, Carbon Cage, Black Streamers Manufacturer Part Number: HB-E117The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low friction bearings and unique overall design. Features a 13 tooth upper and 19 tooth lower, aluminum pulley wheels to provide absolute optimization of the rear derailleur Robust cage crafted from polyamide and carbon fiber for durability and light weight Includes hardened steel bearing races Compatible with