CeramicSpeed OSPW X Pulley Wheel System for Shimano GRX/RX 2x11 - Coated Races, Alloy Pulley, Carbon Cage, Black Tire & Tube Tools UPC: 710845782114

UPC: 710845782114

158271-Q0-L

- Aluminum body with a forged head unit

182338-Q0-LTR12

Manufacturer Part Number: NP-ANP18MN3D-BL

CeramicSpeed OSPW X Pulley Wheel System for Shimano GRX/RX 2x11 - Coated Races, Alloy Pulley, Carbon Cage, Black Tire & Tube Tools UPC: 710845782114The 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 13 tooth upper and 19 tooth lower, Cerakote coated aluminum pulley wheels with Grade 3 Silicon Nitride balls Robust cage crafted from polyamide and carbon fiber for durability and light weight Coated bearing races increase bearing service life by increasing