4Pcs 1.8 Inch Carbon Steel Ball Bearing Rollers Swivel Roller Stand

Bearing balls--the precision machining process can ensure smooth and quiet operation, ball bearing roller; Ball bearing rollers--the ball bearing design allows for smooth and easy movement, even under heavy loads, furniture roller bearing; Ball bearing--the durable construction that this caster will last for years to come, rolling bearings; Universal roller--the high strength steel body provides excellent load bearing capacity, furniture appliances rollers; Roller bearings--the versatile design makes it suitable for use on a variety of surfaces, including concrete, tile, and carpet, bearing wheels rollers

What's in the box
4 x Castor Wheels