Usage Tips:Features: A simple but must have tool when changing those hard to mount low profile, and run-flat tires. Lowers the tire bead to the drop center of the wheel. Sliding bottom guide decreases stress on tool and tire.The clamp holds the tire bead below the rim flange for fast tire mounting. Made of High-quality materials, durable and won't damage wheels.Time saving and it can prevent tire bead and wheel damage from over stress. The clamp holds the tire bead below the rim flange for fast tire mounting, Sliding bottom guide decreases stress on tool and tire. Pushes the bead down into the center of the wheel which helps mounting and demounting tires, especially with low profile side walls and run flats. Specifications: Name: Tire Changer Bead Clamp Type: hand twist Function: Drop Tire Tool This should fit most wheel and tire applications. Material: plastic colour: black Package Contents: 2 x Tire Changer Clamp