This caster is made of PP+PVC as the basic material, with excellent impact resistance, able to withstand certain pressure without deformation, and the wheel surface is covered with high-quality PU. The overall design takes into account durability and functionality. The wheel surface has been carefully processed, which is not only wear-resistant, but also can achieve silent rolling on various floors, whether it is smooth wooden floors, hard tile floors, or soft carpets, it can easily cope with it without scratching. The 50mm diameter gives the wheel good steering flexibility and stable load-bearing capacity. The gray and black color scheme is low-key and stable, suitable for all kinds of office furniture. We also provide color and material customization services and strive to create products that meet your expectations.