CeramicSpeed SRAM Mechanical 10/11-speed Oversized Pulley Wheel System: Alloy Pulley, Carbon Cage, Black
CeramicSpeed SRAM Mechanical 10/11-speed Oversized Pulley Wheel System: Alloy Pulley, Carbon Cage, Black, CeramicSpeed SRAM Mechanical 10/11-speed Oversized Pulley Wheel System: