Originally Posted by
veganbikes
Save your money and put it towards a bike that makes more sense for your riding. A BD Moto-becane (which is just a bought name with no sense of quality or history attached) with a freewheel is not a bike to put money towards, run it into the ground and if the frame is ok donate to a charity that takes bikes and save your money for the bike that has the shifting and braking you want and ideally find it at your local shop.
Sunrace branded Microshift 2x7 brifters are $30. That $30 is not going to make much of dent in a $2000 new bike.