4-Pack Replacement 1.5-inch Nylon Plastic Casters for Furniture, Office Chairs, M8 x 15 mm Metric Threaded Stem (approximately 5/16" x 3/5") with Locking Brake

INCLUDES: Set of 4 1.5" casters with M8 shank diameter and 15mm length, all with locking brakes.These casters are not suitable for office chairs.
MATERIALS: Made of new nylon and metal, these new nylon casters are lightweight and flexible.These casters are not suitable for office chairs.
DIMENSIONS: Wheel Diameter: 1.5 inches (40 mm); Wheel Width: 1.18 inches (30 mm). Please carefully check the size if this is required for your intended item before ordering.
VERSATILE: These new nylon casters are widely used on hardwood floors, tiles, and indoor carpets. Suitable for most seats, shelves, baskets, cribs, household appliances, and types of industrial equipment.NOTE: If you find that the casters received are unsuitable, please contact the seller before returning or filing a complaint.Please tell me the problem and your idea for a solution; I will absolutely propose a satisfactory solution.