- Designed specifically for Big models from 1936 to 2006, this tool is essential for owners and professional mechanics. It simplifies adjustments and replacements for the transmission pulley, making maintenance tasks more straightforward. - Enhance your motorcycle maintenance experience with our precision main shaft tool. It ensures accuracy and ease of use for every rotation, allowing for seamless operations. - Crafted from high-quality alloy materials, this durable tool is built to withstand high strength and resist wear over time, ensuring reliability during maintenance. - Unlock the full potential of your motorcycle's performance with our main shaft tool. It is an indispensable instrument for motorcycle maintenance enthusiasts. Key Features: - Compatibility: Specifically for Big models from 1936-2006 - Material: High-quality alloy for strength and durability - Function: Simplifies adjustments and replacements for transmission components Practical Applications: 1. Use it for routine maintenance to easily adjust the transmission pulley and enhance performance. 2. Ideal for professional mechanics looking to streamline repair processes and deliver efficient service. 3. Perfect for motorcycle enthusiasts aiming to perform DIY maintenance with confidence and precision.