E*thirteen Helix R Guidering (52/55 Flip Flop) 30t - Bronze MFPN=XTM8K9634 0mm 306mm Straight Pull Black

0mm 306mm Straight Pull Black Box of 20

}Zipp Magnet Set for Cognition NSW Clutch - Inner and Outer Rear Wheel

Fast and Grip compound options make it easy to tailor tire choice for rider preference

and T10 and T25 Torx-compatible

E*thirteen Helix R Guidering (52/55 Flip Flop) 30t - Bronze MFPN=XTM8K9634 0mm 306mm Straight Pull Blacke*thirteen Helix R Guidering 30t 11 12 Speed 52 55mm Flip Flop CL 3 5mm Offset e*thirteen DM Bronze. Helix R Direct Mount rings are designed to function equally well with all 11 and 12 speed SRAM and Shimano drivetrain systems on e*thirteen Helix or legacy TRS LG1 XCX cranks. e*thirteen's Gen 4 narrow wide tooth profile delivers upgraded chain retention lower system noise and increased wear life Cross Compatible with SRAM and Shimano 11 and 12 speed