Shimano Zee M640 10 Speed Rear Derailleur

The Zee RD-M640 features Shadow Plus technology proven to reduce chain slap, drop and impact noise and the 10-speed short cage RD’s low profile tucks safely below the cassette cogs. With two spec options that enable a typical 11-32 MTB cassette or a close ratio road cassette (11-23,11-25,11-28), Zee is ready to handle the needs of enduro, FR and DH racers.

Key Features

• Shadow RD +
• Cage: Short cage
• Speeds: 10
• Shadow RD technology: Super low-profile design with built in chain stabiliser
• DH and FR specific 28T or 32t Capacity