Lukegao1
创建页面，内容为“ Adjusting a rear bicycle derailleur is a simple process that can improve the shifting performance of your bike. Here are the steps to adjust a rear bicycle derailleur: 1. Shift the bike into the highest gear: Start by shifting the bike into the highest gear using the shifter on the handlebars. 2. Check the alignment of the derailleur: Look at the derailleur from the rear of the bike and make sure that it is in line with the smallest rear cog. 3. Adjust the…”