We offer discount for large quantity. Welcome to us4 Pack 1 Inch Low Profile Wheel Wheels Soft Rubber Swivel Wheel With Top Plate 360 Degree 100 Lb Total Capacity For Set 4 Rotate 360 Degree. Super quiet and . Soft and non-slip wheels will not mark floorsCapacity: 100 lbs total for 4 casters. Bearing: Single Ball Bearing (606zz Bearing). Wheel brake: locks only the wheelWide range of applications: commonly used for small projects and movable furniture, including dressers, chests, chairs, under-bed storage, shoe baskets, toy baskets, cabinets, bookshelves, easels, plant stands, footrests, etc. Swivel casters can be used in both industrial and residential applicationsBall bearing: single ball bearing. Color: Silver + BronzeMaterial: TPR + Metal Size: Wheel Diameter. : 1 inch (25mm),Wheel width: 0.5 inch (13mm),Overall height: 1.5 inch (38mm),Plate size: 1.5 inch (38mm) x 1.3 inch (33mm),Hole center to hole center: 1.2 inch (30mm) x 1 inch (25mm),Mounting hole diameter: 0.15 inch (4mm),Screw size: 4mm (diameter) x 16mm (length),Package contents:4 * universal casters (2 with brakes and 2 without)16 * screwOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm. About UsWe provide good product with best price, we support wholesale order/