Shimano GRX RD-RX812 11-speed rear derailleur

Rear derailleur Shimano GRX RD-RX812 11 Speeds is a rear bike derailleur for 11-speed transmission.

It's a model high-end.
The GRX range turns to the practice of Cyclo-cross and Gravel.
It is designed for mounting in single tray on 11-speed cassette aTV type (Deore, Deore XT, SLX).
It has a integrated chain stabilization, controlled by a switch. This prevents slamming and chain jumps on rough terrain.
It is equipped with technology Shadow RD + which ensures effective reporting even on rough terrain and increased stability to avoid derailments.

Detailed specifications of the rear derailleur Shimano GRX RD-RX812 11 Speeds:

• Speeds: 11
• Compatibility: 1x11
• Hat : Long
• Weight: 267g
• Practice: Gravel/Cyclo-cross
• Cassette compatibility: 11/40 or 11/42 teeth
• Compatible chain: Shimano HG-X 11 speeds
• Compatibility with controllers: Dual Control (route)