The Shimano 5 Speed Thumb Shifter is a right side gear shift lever designed for mountain bikes. Made from durable plastic, this trigger-style shifter is compatible with Shimano brand bikes. The sleek black colour adds a stylish touch to your bike, while the set includes everything you need for a smooth gear shifting experience. Whether you're a casual rider or a dedicated cyclist, this Shimano shifter is a reliable and essential component for your bike.