The Efficient Quantity You Need: the roller ball transfer bearings come in of 40 pieces, catering to a substantial requirement for installation and replacement applications; The quantity would cater to significant functionality needs in machinery and furniture installations including but not limited to shelves, chairs, desks, tables, cabinets, and more Proportional Utility and Versatility: the carbon steel ball bearing exhibits a size of approximately 1.2 x 0.8 inches/ 3.2 x 2.1 cm (D x H), ensuring a not compact or not large size that doesn't sacrifice strength as it can handle a load capacity of up to about 44 pounds; The design accommodates an assorted range of applications; The ball diameter being about 5/8 inch would suit different types of machinery, processing systems, workbenches, or even household appliances Built to Last with Robust Carbon Steel: our ball bearing rollers are not only designed for functionality but also for robustness; Made from carbon steel, these units resist and wear, ensuring consistent high speed operation without irritating noise; Its robustness is remarkable, built with a material that supports its functional efficiency while minimizing breakdowns and replacements, helping to maintain your work momentum without interruptions The Power of 360 Degree Rotation: enjoy the convenience of varying directional movement with our ball roller bearings; Designed for a smooth, 360 degree rotation, they facilitate a myriad of maneuvers, reducing your effort and enhancing productivity; Whether you're transferring, machining, moving, or processing, our units offer unrivaled rotation speed and direction control, contributing significantly to your daily tasks and applications Broad Ranging Application: with a significant load rating of around 44 pounds, these ball bearing casters are adaptable to smission systems; They can be effectively applied in your DIY projects, furniture installations, or added as a helpful accessory to wooden boxes, desks, household appliances, and more, exemplifying their extensive utility value<br><br>The small roller bearings could contribute to improving the efficiency of your work or home space. They can be installed in a of furniture such as desks, tables, chairs and cabinets. Additionally, they are suited to uses in household appliances or workbench transmission systems, enhancing the movability and usability of objects in your . Finally, these roller ball caster wheels boast a sleek silver color that enhances their visual appeal. Made from robust carbon steel and designed with purpose, not only do they perform at a high level, but they also bring a professional aesthetic to machinery or furniture they are applied to. Size: Ball diameter: about 5/8 inch Total size: about 1.2 x 0.8 inches/ 3.2 x 2.1cm (D x H) Load capacity: about 44 pounds Package includes: 40 x Roller ball transfer bearings Colour:As Shown Material:Carbon steel<br><br>Package Contents: 1 set x bearings<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.