Dimension Freewheels are excellent drivetrain component replacements. With smooth shifting performance and durable construction, they'll help breathe new life into older bikes. Dimension Freewheels are excellent drivetrain component replacements. With smooth shifting performance and durable construction, they'll help breathe new life into older bikes. One-piece design Shimano index compatible Works with most friction shifters Suitable for use with e-bike drivetrains
