SRAM Rear Derailleur XX1 Eagle AXS 12 speed (Battery Not Included) 00.6118.573.000 CS XS-1295 10-52t) – cranks

CS XS-1295 10-52t) – cranks not included

No MIK system

Do not iron

Tiagra BR-4770

those being

SRAM Rear Derailleur XX1 Eagle AXS 12 speed (Battery Not Included) 00.6118.573.000 CS XS-1295 10-52t) – cranksSRAM Rear Derailleur XX1 Eagle AXS 12 speed (Battery Not Included)More than a mechanical derailleur with a battery and a motor bolted on, the Eagle AXS derailleur is the heart of the whole AXS system. It features a shorter cage for 10mm more ground clearance, with more chain wrap on the cassette to sit slightly further forward, and further inboard from mechanical Eagle. Instantaneous shifts from a single touch even while under World Cup winning chain