Shimano PD-M737 pedals are designed for use with SPD shoes, offering a secure connection between rider and bike. The adjustable spring tension allows customization of the engagement and release force, catering to different riding styles and preferences. It features multiple release modes, enabling disengagement by twisting the heel in various directions, enhancing versatility and control. The cleats have an adjustment range of 20 mm front to back and 5 mm right to left, allowing for precise positioning to optimize power transfer and comfort.