SRAM RED XPLR X-Sync Thread Mount Chainring - 40t, 12/13-Speed, Thread Mount (For RED XPLR AXS PM Spider), 6.5mm Offset, Black/Silver, E1 Dropper Seatposts 133939-Q0-L

133939-Q0-L

175158-Q0-L

Manufacturer Part Number: IBRRS805F1RF

For extra large frames or bikes with continuous housing routing

RD4661 250229 260195-02

SRAM RED XPLR X-Sync Thread Mount Chainring - 40t, 12/13-Speed, Thread Mount (For RED XPLR AXS PM Spider), 6.5mm Offset, Black/Silver, E1 Dropper Seatposts 133939-Q0-LDesigned for use with SRAM's new RED XPLR AXS power meter, these replacement rings are purpose made for use with a Thread Mount spider design. This chainring mount system allows riders to minimize weight, maximize stiffness and accuracy, and retain the ability to swap ring sizes. Thread Mount design is light, stiff, and accurate Compatible with all SRAM road Flattop chains Includes thread back up pin for chainring SRAM Thread Mount Chainring Removal