Features: Made from durable PU material, these pads provide excellent cushioning to absorb shocks, ensuring durability and practicality. The thickness of the PU shock absorbers gasket is 3mm/0.12inch, which helps to protect the skateboard bracket. Simply install the pads by removing the wheel carriers, placing the risers pad on the decks, and then reassembling the wheel carriers. Provide excellent cushioning to absorb most impact, ensuring durability and practicality. Equipped with a bridge nails set for easy installation and fixation. The bridge nails are made of carbon steel material, which is sturdy, wear resistant, and durable. Specifications: Gasket Material: PU Bridge Nails material: carbon steel Gasket thickness: Approx. 3mm/0.12inch Bridge nails length: Approx. 29mm/1.14inch Package Includes: 2pcs Skateboard Risers Pad(with Screws) note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.