*KeyFeatures *Three-Section Slides: 1 pair of 30"/ 76.2 cm in length, 3"/ 7.6 cm in width, 0.75"/ 1.9 cm in thickness. The fold and full extension drawer slides consist of three sections and can be fully pulled out to utilize the drawer's space (Actual size 30", extended size 60"/ 152.4 cm). And the slide drawers are also designed to ensure your drawers smoothly pushing and pulling. *Steel & 500 lbs Bearing: The heavy-duty drawer slides are constructed with thick cold rolled steel (CRS) plates for a strong bearing capacity of 500 lbs. Therefore, they are tough enough to bear the heavy wooden or iron things you need. In addition, zinc is plated on the surface to stay rust-proof, abrasion-proof for long-term service. *Smooth & Quite to Slide: Drawer hardware slides are equipped with ball-bearing action to create a quiet environment for your family and work. The row of balls on the two sides of sliding and the nylon buffer design on the second section, which aim to make less noise and friction at closing and open the drawer. *Choose the Right Size: How to choose the right size of slides for your drawer? Install distance (each side): 0.76"/19.5 mm. Please measure the length of the drawer without the frame board at first. The length of slides should be less than or equal to drawer depth minus 4 mm. *Installation & Usage: The heavy-duty drawer slides can be installed on the side of the cabinet or machine parts. All included screws and bolts are easy and quick to install. They are mainly used for industrial, commercial equipment, factory machines, office, vehicle, etc. ******************************************************************************************************* *Specifications Model: VV-CTDG-500B WS 30YC Color: Sliver Material: Cold Rolled Steel Finish: Zinc Plated Load Capacity: 500 lbs/ 225 kg Fully Pull-Out Length: 60"/ 152.4 cm Fold Product Size: 30 x 3 x 0.75"/ 76.2 x 7.6 x 1.9 cm Inner Size: 30 x 1.2"/ 76.2 x 3 cm (L x W) Middle Size: 30 x 2.1"/ 76.2 x 5.4 cm (L x W) Outer Size: 30 x 3"/ 76.2 x 7.6 cm (L x W) ******************************************************************************************************* *Pakcage Content 2 x Drawer Slides 12 x M6 Screws 12 x M6 Screw Nuts