SMALL CASTER LARGER HELPER - Nefish 1” low profile casters set includes 2 caster wheels with brake and 2 without. Bonus 16 pcs screws for better usage, so it is very easy for you to install the wheel in some furniture, home cabinets, Laundry Basket, shelves and display racks. | SMOOTHER MOVE & LOWER NOISE - Nefish Castor wheels are made from premium thermoplastic rubber(TPR) material, antiskid, lower noise, anti-corrosion and more durable. No worry move around in different scenirios, no more scratch for the wooden floor. | SWIVEL TOP PLATE DOUBLE BEARING - Nefish swivel casters designed with double ball bearing make the casters low frictional resistance and high speed limit, easier to move. Plus 360 degree rotation top plate, a little strength can easily transform any direction that you want. | LOW PROFILE CASTER HIGH QUALITY - Nefish swivel casters designed with wheels lock machanism, move or lock? It’s up to you! Besides, with metal plated bracket, the total set of 4 casters can support load capacity up to 100 lbs, so the wheels have a universal use. Such as flight cases, instrument cases, various dollies, tool boxes, different equipment stands, light machinery, etc. | EASY TO INSTALL - Nefish Caster wheels set of 4 are very easily and conveniently to install. The small caster wheels can be used at least 2 years under normal use. Suitable for home furniture and equipments, office desk or shelves, school desk,etc. If you have any problem about the product, pls feel free to tell us, we will reply you within 24 hours.