Tourney, part of Shimano's entry - level range, offers great durability and reliability at an affordable price. It's a perfect choice for cycling beginners. The RD - FT35 rear derailleur is designed for 1x6/1x7 speed drivetrains and uses an axle mount system to attach to your bike. Key features include the Tourney FT35 Series, an axle mounting system, suitability for BMX bikes, 1x6/7 speed compatibility, and SIS shifting.

Using this Shimano RD - FT35 rear derailleur is easy. First, make sure your bike has a 1x6 or 1x7 speed drivetrain as it's designed for these. Attach it to your bike using the axle mount system. When shifting gears, just use your bike's shifter and the SIS shifting feature will do the work smoothly. As for maintenance, regularly clean the derailleur with a soft cloth to remove dirt and debris. Check the mounting bolts from time to time to ensure they're tight. Also, it's a good idea to lubricate the moving parts every few rides to keep it in top condition. Remember, this derailleur is suitable for BMX bikes, but make sure the installation fits your bike's specific setup.