Pour white vinegar into a spray bottle. White vinegar is best at rust removing because it is a lot more acidic than other types. Although it is possible to dab the vinegar on to the bicycle rust directly, spray bottles are suitable to guarantee an even coating of your liquid. https://rustybikerreview43195.madmouseblog.com/10641074/the-5-second-trick-for-rusty-biker-blog