SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black Model=ThreadFit 24 Bottom Bracket }Easton Direct Mount CINCH Chainring

}Easton Direct Mount CINCH Chainring - 38t 12-Speed For Flattop Chains Black

}Stans NoTubes Crest MK4 Front Wheel - 29 15 x 110mm 6-Bolt Black

Must purchase battery charger and power cable to complete the systemDi2 Battery battery charger and power cable are universal between Dura-Ace 7970 and Ultegra 6770 Di2 systems

Cage Lock mechanism for easy wheel changes

SRAM 40 Tooth 107mm BCD x 4-Bolt 1x12-Speed X-Sync Chainring Blast Black Model=ThreadFit 24 Bottom Bracket }Easton Direct Mount CINCH ChainringSRAM 40 Tooth 107mm BCD x 4 Bolt 1x12 Speed X Sync Chainring Blast Black. SRAMs X Sync Road Chainrings are designed for provide maximum control when used with AXS road cranksets. X SYNC wide tooth narrow tooth chainring technology provides maximum chain control Laser etched chainring finish is more durable X Range gearing technology gives you more range and a smoother gear progression so youre always in the right gear Can be installed with a single