UNIVERSAL COMPATIBILITY: This crank puller is an essential tool for every bike owner, engineered for seamless compatibility with all standard cranks and specifically designed for Octalink and oversize axles. Whether you're working on a mountain bike, road bike, or city bike, this crank puller ensures you're always equipped for the job. EASY TO USE: With the included adapter for different axle standards, installing and removing crank arms is a breeze. The tool is designed to allow for quick and effortless separation of the crank from the bottom bracket without damaging the component or the wheel itself. FLEXIBLE APPLICATION: The crank puller is designed to be used with both a 14 mm hex wrench and a 15 mm wrench, giving you flexibility and reducing the need to buy specific tools for different parts of the bike. No matter what tools you already own, chances are you'll be able to get started right away. PORTABLE DESIGN: Although strong and durable, this crank puller is also amazingly compact and lightweight, making it the ideal companion for on-the-go. Easily stored in your tool bag, it's always handy for quick repairs or regular maintenance, no matter where you are. With this universal crank puller, you're well-equipped to take your bike's maintenance into your own hands. It's the perfect tool for all cycling enthusiasts, from recreational cyclists to professional mechanics. Product details: For installing and removing crank arms. Compatible with 14 mm hex keys or 15 mm wrenches. Immense durability. High-quality workmanship. Material: tool steel. Scope of delivery: 1 x crank puller.