Add wheels to your furniture, store fixtures, medical or office equipment without marring or scratching your flooring! This 2-1/4'' Brass Ball Caster has a soft tread, ball-bearing raceway, and a 1-1/2'' square top plate for a sturdy mount. Load rating is 75 pounds.Technical Details:Soft tread is ideal for using on wood, tile, or linoleum floors.Ball bearing raceway for smooth rolling.1-1/2'' square top plate with 1''-on-center pre-drilled mounting holes.2-3/4'' H total height with plate.Load rating is 75 pounds.What's in the Box?One 2-1/4'' Brass Ball Caster with Soft Tread