7-speed bicycle rear derailleur silver

7 Speed ​​Bicycle Shift Derailleur

New rear transmission gear change box adaptable for city bike, VTC, MTB (all-terrain bike), road, Mountain Bike, Fat Bike, FatBike...
The rear derailleur is attached to the bicycle frame. It moves sideways to guide the chain over the rear wheel cassette to change cogs. This spring mechanism also maintains a constant chain tension so as not to derail.

Technical characteristics and dimensions of the 7V cassette derailleur

• Brand: generic
• Materials: steel and plastic
• Colour: grey
• Gear shift control: by cable (mechanical)
• Mass: 286 grams
• Fixing thread diameter (direct, conventional fixing): 10 mm (delivered without frame bracket)
• Derailleur compatible with road and off-road 7-speed drivetrains