Altus SL-M315-2 2-Speed Left Rapidfire Plus Shifter

The Shimano Altus SL - M315 Shifter is a great choice for cyclists. It offers smooth and light shifting, has wide compatibility, and is ideal for internal cable routing. The shifter features a slim main lever body, making it easy to handle. The numbered gear display below the handlebar lets you see your gear position at a glance. Shimano's OPTISLICK cables have a thin, even electrically - coated layer, which improves cable routing and resists corrosion well. With RAPIDFIRE PLUS technology, you can quickly downshift three gears in one go. The 2WAY - RELEASE allows you to shift gears either by pulling with your index finger or pushing with your thumb. It's a double - gear shifter, doesn't include a brake, is compatible with Shimano Mountain front derailleurs, and has a trigger - style design.

Using the Shimano Altus SL - M315 Shifter is easy. To shift gears, you can either pull the index finger lever or push the thumb lever thanks to the 2WAY - RELEASE feature. The numbered gear display below the handlebar helps you know which gear you're in. When riding, you can use the RAPIDFIRE PLUS technology to quickly downshift three gears in one stroke for a faster response. As for maintenance, keep the shifter clean by wiping it with a dry cloth regularly. Avoid getting it wet for long periods as water can damage the OPTISLICK cables over time. If you notice any issues with shifting, check the cable routing to make sure it's not kinked. Also, remember that this shifter is compatible with Shimano Mountain front derailleurs, so use it accordingly.