30mm:Description:Durable Car Wheel Tire Changer Nylon Handle Demount Duck Head Plastic HeadDuck Tire Changer made of premium cast steel for durable use and long lasting serviceTire Changer Demount Head will be extremely useful for changing your tiresWith the help of our tire changer you will always have a safe and happy Travel Installing hole diameter: 28mm/1.1 inch or 30mm/1.2 inch Specification: Color: Black Material: Nylon + Plastic + Metal Package include: 1 piece tire changer Note: Please allow 1~3mm differs due to manual measurement. (1 inch = 25.4mm) Product color may vary slightly from what appears online due to monitor differences. 28mm Tire Changer H: Description: Material: Made of cast steel, smooth surface, high strength and durability. Construction: This tire disassembly design, the arc and length of the insertion shape are designed according to the shape of the duck head and rim edge, easy to use. Smooth surface: tire changer head with smooth surface, reduces friction, prevents the tire rim from being scratched and damaged. Application: tire changer Mount demount head suitable for changing tires, makes it easier to mount or dismount tires. Features: with Allen screw set, reasonable angle, with wear-resistant protective pad, easy to install. Note: Please make sure the tire stitch diameter and wheel diameter match exactly. Size Chart: Size: Approx. (LxWxH) 18 x 8.4 x 8.2cm/7.09 x 3.31 x 3.23inch Package include: 1 Piece Tire Changer Mount Demount Duck Heads 3 Pieces Protective washers Note: 1. Please allow slightly error due to manual measurement.2. Due to the difference between different monitors, the image may not reflect the actual color of the item.3. We wish you a wonderful online shopping experience!