The Shimano SL-M315-L Shift Lever - Left is a high-quality component designed for precise and smooth shifting performance on your bike. Weighing just 135 grams, this shift lever is lightweight yet durable, making it ideal for both casual riders and enthusiasts alike. The SL-M315-L features Rapidfire Plus technology for quick and easy gear changes, ensuring a seamless riding experience. With a 2-way release function, you can effortlessly shift gears using your thumb or index finger. Compatible with 3x7-speed drivetrains, this shift lever is versatile and reliable. Upgrade your bike with the Shimano SL-M315-L Shift Lever - Left for improved control and efficiency on your rides.