Close-up of a rear set of gear shifting sprockets on the rear wheel of a modern mountain bike with chain. Bicycle repair.

Related tags:

• bike
• bicycle wheel
• bicycle
• cycle
• bike race
• driving
• part
• steel
• machine
• black metal
• vehicle
• metal
• gear
• gear wheel
• wheel
• racing
• transport
• transport vehicle
• sprocket
• equipment
• chain
• details
• components
• macro
• 4k
• repair
• 20+