16 Pieces of Furniture Ball PulleysYou will receive 16 pieces of ball pulleys, there are two styles of ball pulleys, 8 pieces of each type. One has 4 balls, the other has 2 balls, the dimensions are: 4.8 x 4.8 cm, 5.2 x 2.9 cm. Small size, suitable for most furniture, large quantity, meet your large installation needs. Hardness and Compression ResistanceFurniture casters are made of high-quality ABS material, which is hard, resistant to compression and not easy to break. Combined with stainless steel ball bearings, it has good load capacity. The casters are suitable for all types of storage boxes and small furniture, such as storage boxes, trash cans, shoe boxes, vases, small furniture and other items. Self-adhesive design and easy installationThe roller is equipped with a double-sided sticker. Just stick the sticker on the back of the roll, then stick it on the furniture. It is easy and quick to install without drilling holes. At the same time, the roller also supports drilling installation to meet your different installation needs. Note: After installation, please let it sit for 24 hours before using it. 360 rotation designThe roller ball can rotate 360 degrees, allowing 360 degree movement of furniture. The rollers can be installed on tables, chairs, bedside tables, trash cans, laundry baskets, coffee machines, etc. for easy moving, providing convenience for daily life and saving time and energy. NOTE: Steel balls may make noise as they slide across the floor. Suitable for hard and slippery floorsThe ball pulley is suitable for hard and slippery floors, not suitable for wooden floors. Due to the hardness of steel balls and the weight of furniture, it is easy to cause fingerprints and scratches on the wooden floor. At the same time, it is not recommended to use rollers for large furniture and household appliances... Too heavy weight can easily cause scratches on the floor.