Switch to shimano 8speed FD-M190 disc Front derailleur

Switch to shimano 8speed FD-M190 disc 34.9

Made in Singapore 
"Shifting" in a bicycle, also known as a front chainring or front derailleur, is a part of the bicycle's drivetrain system that functions to shift the chain to different sprockets at the front (on the crank) to change speed and pedaling force.