Shimano SL-TY37 is a thumb shifter designed for use with 7-speed drivetrains. It is compatible with a wide range of Shimano components, including front derailleurs, rear derailleurs, and cassettes. The SL-TY37 features a lightweight design and a comfortable ergonomic grip, making it easy to use even on long rides. It also has a clear gear indicator that shows the current gear position, making it easy to keep track of your shifting.

Here are some of the key features and benefits of the Shimano SL-TY37:

• Compatible with 7-speed drivetrains
• Lightweight design
• Comfortable ergonomic grip