X01 Eagle AXS Rear Derailleur Options:X01 Eagle AXS Rear Derailleur - 12-Speed, Long Cage, 52t Max, Battery Sold Separate, Lunar this modular system will fit

this modular system will fit a wide variety of frames with a range of BB standards

5: Rear: Two-cross (1:1) 32 count

Capable: 47c/650b x 2

Extra long body with single lock ring and smooth thumb zone to reduce trigger friction

Thermal yarns feature a brushed fleece interior that insulates

X01 Eagle AXS Rear Derailleur Options:X01 Eagle AXS Rear Derailleur - 12-Speed, Long Cage, 52t Max, Battery Sold Separate, Lunar this modular system will fitThe SRAM X01 Eagle AXS 12 speed rear derailleur is specifically designed and optimized to be motor driven instead of cable actuated to operate with other Eagle AXS components. Designed for a max 52t large cog