Storage box pulley?Small box pulley? Scroll Wheel Fixed Castors Pastetable Paste Type Universal Pulley - 360º Storage Box Fixed Wheel Installed at The Bottom of The Box.-4PCS-

About that product: 1. 360º scroll These 360º rotating wheels are placed at the bottom of the storage box, allowing them to move more in a labor-saving and convenient way. 2. Strong adhesion After leaving the stickers for 24 hours, they can be rotated and can be used for life. 3. Smooth movement The roller will move smoothly in all directions without making noise or scratches/marks on the floor. 4. Heavy burden The capacity of the four packs is 8KG, which can easily complete the heavy work. 5. High quality Made of high-quality ABS and materials, wear-resistant and durable. Product description: storage box pulley Product weight: 16g Material?ABS Size:4.5*2.8*1.4cm/1.77*1.1*0.55in color: White Package: 4x storage box pulley