1. Made of tungsten steel material, sturdy and abrasion-resistant. 2. Add off-road capability to your"normal" ATV, UTV or 4X4. 3. 100pcs durable 12 mm tire snow chains spikes studs. 4. The new style screw in tire studs can be easily installed and removed without professional tools. 5. It can also be disassembled according to the season. When not in use, it could be removed lightly and stored for using again. Net quantity: 200g Color: silver Material: Alloy Quantity: 100pcs Packing list: 100 tire snow tire spikes Only the above package contents are included, other products are not included. Note: Reflection of light and different monitors may cause the item's color to be slightly different from the actual item. Measurements allow +/- 1-3 cm.