Description Made of quality material, they offer long-term use. Transform your flight cases, instrument cases, display equipment, dollies, tool boxes, light machinery, and furniture into practical pieces that can be moved with ease using our caster wheels! Easy to use and practical, these heavy-duty caster wheels are must-haves for many projects. Features - Material: Nylon. - Size: 5.50 x 4.00 x 2.50 cm / 2.16 x 1.57 x 0.98 inch. - You will have a good use experience due to the perfect craftsmanship of this product. - The design is simple in structure, easy to install. Very practical and excellent for home use. - Made of high-quality material, durable and reliable for long-term use. - With strong load-bearing capacity, universal wheels are strong and wear-resistant. - Makes your chair more convenient and labor-saving to move. Enjoy noiseless and smooth gliding at home or office. Packing list: 4 x caster wheels