The AltitudeCraft Tandem Slide Stopper is a heavy-duty accessory designed specifically for semi-trucks, featuring a strong magnetic axle in sleek black color. Manufactured by AltitudeCraft, this product is durable and reliable, providing a secure solution for stopping and stabilizing your vehicle during use. The package includes one stopper with dimensions of 125mm width, 73mm height, and 165mm length, ensuring a sturdy and efficient tool for any automotive application. The strong magnetic axle design makes it easy to attach and remove, making it a convenient addition to your shop equipment.