New e*spec Steel Direct Mount Bosch CX Gen4 Chainrings feature 53/55mm adjustable chainline with included spacer. They utilize e*thirteen's M3 narrow-wide tooth profile, which reduces weight and minimizes system wear and noise, without sacrificing chain retention. Steel rings provide great performance and long wear-life, at an affordable price.
Specifications & Identifiers
Defined Color
Black
Designed for ebike
Yes
Direct Mount Type
Direct Mount Bosch Gen 4
Material
Steel
Ring Position/Type
Chain Retaining Single Ring
Round or Oval
Round
Tooth Count
34t, 36t
Black - 34 UPC
400310017673
Black - 34 MPN
CR5ESA-100
Black - 36 UPC
4711280341344
Black - 36 MPN
CR5ESA-101
Tree Fort ID:
333222463930
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