The Smart Tool “Y” Key (Part #52-097-45) is an essential all-in-one hex tool designed for quick and easy bike adjustments. Featuring 4mm, 5mm, and 6mm Allen key sizes, this compact Y-shaped design provides maximum leverage and comfort, making it easier to tighten or loosen bolts on your bike. Perfect for cyclists who value efficiency, the Smart Tool Y Key combines three of the most common hex sizes into one durable, easy-to-carry tool. Whether at home, on the road, or trailside, this versatile tool ensures you’re always prepared for quick adjustments and reliable performance. Key Features: 3-in-1 Y-shaped hex tool Includes 4mm, 5mm, and 6mm Allen key sizes Ergonomic design for better grip and torque Durable construction for long-lasting use Compact and easy to carry for road or trail repairs Part #: 52-097-45
