SRAM RIVAL XPRL AXS 12S PULLEY KT

REAR DERAILLEUR PULLEY KIT RIVAL XPLR ETAP AXS CROME STEEL BEARING (INCLUDES 12T UPPER AND 12T LOWER PULLEYS, 12.9MM AND 12.5MM STEEL PULLEY SCREWS)
SRAM Model ID: RD-SPP-A0