MicroShift

Estes 1x Rear Derailleur - 7/8/9-Speed, 40-45t Max Cog

microSHIFT Estes 1x Rear Derailleur delivers solid, reliable performance for riders who value smooth shifting and minimal maintenance. Designed for 7, 8, and 9-speed drivetrains, this derailleur offers consistent gear changes and durable construction that stands up to everyday use. Its wide-set pivots and reinforced body reduce flex for improved shifting accuracy, even under load.

Built with high-quality metric adjustment hardware, the Estes 1x is easy to fine-tune and maintain. With a maximum cog capacity of 40-45t, it’s a versatile choice for gravel, touring, or mountain bikes running a single chainring setup. Riders get dependable shifting without unnecessary complexity or weight.

• Compatible with 7, 8, and 9-speed 1x drivetrains
• Supports 40-45t max cog for wide-range gearing
• Wide-set pivots and rigid cage for precise, stable shifting
• Durable construction built for long-term reliability
• Metric adjustment hardware for easy setup and maintenance