SRAM X01 Eagle AXS Rear Derailleur - 12-Speed Long Cage 52t Max Battery Sold Separate BLK/Red MFPN=710-0156236030 5mm 12-Speed 48/31t 110/80 BCD

5mm 12-Speed 48/31t 110/80 BCD Hollowtech II Black

}SRAM PG-1170 Cassette - 11 Speed 11-25t Silver

Sapim CX Ray spokes laced to the ZM2 SL hub with XD Driver and 66 points of engagement

}Promax P-1 Linear Pull Brake - 108mm Red

Shimanos lightweight and modern looking SM-CRE80 chainring features DYNAMIC CHAIN ENGAGEMENT+ for smoother pedaling and better chain retention over bumpy terrain

SRAM X01 Eagle AXS Rear Derailleur - 12-Speed Long Cage 52t Max Battery Sold Separate BLK/Red MFPN=710-0156236030 5mm 12-Speed 48/31t 110/80 BCDThe Eagle AXS derailleur is the brain of the whole AXS system 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 Battery not included SRAM Model ID: RD X0 1E A1 TECH SPECS RD Capacity 42T Speed 12 Minimum Cog 10T Maximum Cog 52T Primary Color Red