TRiPEAK 12T+12T SRAM Oversized Ceramic/Steel Bearing Jockey Wheel Pulley Set for 10/11Speed OSPW Sram Red/Force/Rival Groupset Road Cyclocross Gravel Rear Derailleur

TRiPEAK 12T+12T SRAM Oversized Ceramic/Steel Bearing Jockey Wheel Pulley Set for 10/11Speed OSPW Sram Red/Force/Rival Groupset Road Cyclocross Gravel Rear Derailleur