Rear derailleurs
microSHIFT ADVENT Ver.2 Cage Rear Derailleur
RD-M619M-B
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
Where to Buy
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Technical data
Specifications
- Speeds
- 9-speed
- Supported speeds
- 9-speed
- Maximum cassette cog
- 46T
- Supported cassette combinations
- 11-42t, 11-46t
- Drivetrain family
- microSHIFT ADVENT 9-speed
- Compatible drivetrain families
- microSHIFT ADVENT 9-speed
- Frame mounting
- Conventional hanger
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 1, 2026
- Compatibility review
- Reviewed Aug 1, 2026
Approved technical sources
- microSHIFT ADVENT Rear Derailleur Installation mount evidence
- microshift.com/wp-content/uploads/2021/03/RD001-014-ADVENT-RD-Manual.pdfManufacturerSource checked Aug 1, 2026Evidence reviewed Aug 1, 2026
- microSHIFT RD-M619M-B official labeled model facts
- microshift.com/models/rd-m619m-bManufacturerSource checked Jul 31, 2026Evidence reviewed Aug 1, 2026