Robust Material and Build: Crafted from Metal, these sliding door rollers are designed to withstand frequent use and heavy loads, ensuring and smooth operation in residential or commercial settings. Versatile Compatibility: Ideal for various sliding door systems, these rollers are suitable for both side and bottom mounting. They can be used on gates, wardrobe doors, and heavy furniture, providing reliable support and easy maneuverability. Easy to Use: The caster wheels are designed to be simple and easy to install, just fix it in the desired position. you can choose between regular bottom mounting or side vertical mounting depending on the thickness and height of various doors or other objects Easy Installation and Maintenance: These door rollers come with all necessary fittings, making installation straightforward. Their design also allows for easy maintenance, ensuring your sliding doors continue to operate efficiently. Description/Features: Enhance the functionality and mobility of your furniture with our premium caster wheels. Crafted from metal and rubber, these wheels are designed for smooth operation and reliable support. They are perfect for a variety of furniture types, including cabinets, tables, and chairs, making them a versatile addition to both home and office environments. The high precision bearings smooth and silent sliding, effectively addressing door sagging issues and extending the lifespan of wooden doors. With flexible installation options, these caster wheels can be mounted either side or vertically, adapting easily to different door frame structures and renovation needs. Specifications: Color: As shown Material: Metal, Rubber Size: 11.10 x 4.00 x 2.50 cm / 4.36 x 1.57 x 0.98 in Package Contents: 2 x Caster Wheels 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.