SRAM Eagle 90 Ebike Groupset - 160mm Brose 36T Clip-on Guard Chain XS-1275 10-52t Single Click Shifter Rear Derailleur -12° Direct Mount Type Direct Mount Size:29 X 2.20 This system integration allows EP1451 MFPN=8023019

SRAM Eagle 90 Ebike Groupset 160mm Brose 36T Clip on Guard Chain XS 1275 10 52t Single Click Shifter Rear Derailleur 12° Direct Mount Type Direct Mount Size:29 X 2.20 This system integration allows EP1451 MFPN=8023019 Direct Mount Type Direct Mount SRAM Tooth Count 32 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Defined Color Black Material Aluminum Ring Position Type Chain Retaining Single Ring Round or Oval Oval Offset 6 Chainline Hub Compatibility 135 142 MTB Hubs Chainline Hub Compatibility 150 157 DH Hubs Chainline Hub Compatibility 170 177 Hubs The rolling resistance of the slow wheels is increased using our patented ISR (internal speed reducer) that weighs only 10 grams