Can you mods a bicycle sprocket?

[fixed wheel yellowbelly]

With the greatest of respect, what the hell are you talking about?

Turbo trainer? Fixed wheel? Single speed?

 

[SHABA RANCE]

Can you turn a gear sprocket to stationary So you can have stationary mountain bike gears

 

[fixed wheel yellowbelly]

With the greatest of respect, what the hell are you talking about?

Turbo trainer? Fixed wheel? Single speed?