Specification Brand : BQLZR BulletPoint1 : Steel shell, , single load bearing up to 120KG/265lbs. BulletPoint2 : The nylon ball diameter is 25mm/0.98", which is quiet, wear-resistant and non-conductive. BulletPoint3 : Steel shell: high quality, and beautiful in shape. BulletPoint4 : Suitable for conveyor lines installing, home appliance, transmission system, processing system, wooden case, transmission furniture, workbench, etc. Color : Silver ItemName : BQLZR Ball-Transfers Bearings Steel with Nylon Roller 0.98" 265lbs Capacity Pack of 2 ItemTypeKeyword : conveyor-wheels Manufacturer : BQLZR Material1 : Nylon Material2 : Steel ModelNumber : BQLZR Ball Transfer Bearing Casters NumberOfItems : 2 PartNumber : M4220628020 ProductDescription : Features: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information; 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed. 3.Steel shell, , single load bearing up to 120KG/265lbs. 4.The nylon ball diameter is 25mm/0.98", which is quiet, wear-resistant and non-conductive. 5.Steel shell: high quality, and beautiful in shape. 6.Suitable for conveyor lines installing, home appliance, transmission system, processing system, wooden case, transmission furniture, workbench, etc.