Specifications: Metric M14x1.5mm thread, please check your vehicles lug bolt thread size before purchasing. How to use: Thread our bolts into the threaded holes on the hubs and fill the rims into the holes on the rim assist to secure the mounted wheel, so its easy to tighten them all at the same time. Function: For positioning, it can help you find the screw holes more easily when installing car tires. Great for securing the wheel to the hub when changing wheels. Advantages: Using our mounting tool can help you quickly find the screw holes when installing the bike, easily fix the mounted wheel, easy to tighten, less labor. PREMIUM MATERIAL: The wheel mounting aids are made of stainless steel, galvanized and very stable. Additional heat treatment ensures reliable strength, durability and performance without bending and rusting, and long service life. Size: 120mm Colour: Black Packing list: 1pcs