BackcountryNew · Checked Nov 4, 2026, 5:33 AM
$85.00In stockVisit store
Chains
KMC e12
e12 - CN12037 · 1/2 X 11/128 · EcoProteQ
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
Where to Buy
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Competitive CyclistNew · Checked Nov 4, 2026, 4:31 AM
$85.00In stockVisit storeTechnical data
Specifications
- Retail Chain Weight
- 239 g
- Speeds
- 12-speed
- Compatible chain families
- Campagnolo Chorus 12-speed, HG 12-speed, SRAM Eagle 12-speed, Shimano HG 12-speed
- Retail Link Count
- 136 links
Catalog trust
Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Aug 31, 2026
- Compatibility review
- Reviewed Aug 31, 2026
Approved technical sources
- KMC exact package CN12037
- kmcchain.us/products/e12ManufacturerSource checked Aug 31, 2026Evidence reviewed Aug 31, 2026
- kmcchain.us/products/e12.jsonManufacturerSource checked Aug 31, 2026Evidence reviewed Aug 31, 2026