Specification Brand : AOLISHENG BulletPoint1 : 【Installation Guide】Length: 12"(304.8mm), full extension lengths: 24"(609.6mm),suitable for drawers with inner depth ≥ 12"-14". Left side mount clearance: 0.5" (12.7mm), right side mount clearance: 0.5" (12.7mm). There are 8 screws in the card box at both ends of the product.please push the inner ball bearing to the top of the slide rail first, then connect it with the slide rail. There are electronic installation instructions at the bottom of the link. BulletPoint2 : 【30 Year Service Life】 Two sets of solid steel balls are used inside the ball bearing drawer slide rail to ensure smooth opening and closing of the slide rail. After testing, the number of smooth opening and closing of the slide rail has reached more than 100,000 times. BulletPoint3 : 【Double Anti-Rust】 The surface of the drawer slide rail adopts electrophoresis black process, which isolates the direct contact between water and air, prevents the slide rail from oxidizing and rusting, and improves corrosion resistance. BulletPoint4 : 【Double Load Bearing】 Aolisheng drawer slides are made of 1.2mm high-quality cold-rolled steel, and the material is one times the thickness of ordinary slides. Full extension drawer slides hold 100 pounds, 40 pounds more than regular slides. BulletPoint5 : 【Hidden Function】 The back of the slide rail is designed with a detachable buckle, which is more convenient to install. The rear end of the slide rail is equipped with a rubber mute pad, and the noise is as low as 35 decibels, bringing a more comfortable home experience. If you have any questions, you can contact us in time. BulletPoint6 : For a good customer experience, warmly remind you to confirm whether the product is suitable for your project before ordering. It is important to pay attention to the depth of drawers and cabinets, the thickness of the drawer side panels, the gap between the drawers and cabinet side panels. For specific parameters, You could download the electronic installation manual at Product guides and documents below. Color : Black-1 Pair DrawerType : Ball Bearing Slide DrawerType1 : Side Mount DrawerType2 : Ball Bearing Slide ExternallyAssignedProductIdentifier : 6491649730504 ExternallyAssignedProductIdentifier1 : 682838925276 ExternallyAssignedProductIdentifier2 : 0682838925276 ExternallyAssignedProductIdentifier3 : 700115586269 ExternallyAssignedProductIdentifier4 : 0700360087597 ExternallyAssignedProductIdentifier5 : 0700115586269 ExternallyAssignedProductIdentifier6 : 0601320473071 ExternallyAssignedProductIdentifier7 : 00601320473071 FinishType : Steel GpsrSafetyAttestation : 1 IncludedComponents : Install Screws ItemDisplayDimensions_Height : 5 inches ItemDisplayDimensions_Length : 7 inches ItemDisplayDimensions_Width : 5 inches ItemName : AOLISHENG 1 Pair Full Extension Drawer Slides Rails 8 10 12 14 16 18 20 22 24 Inch 100 LB Load Capacity Side Mount Ball Bearing Metal Dresser Runners File Cabinet Trash Can Slider Kitchen Glides Black ItemPackageDimensions_Height : 34.1 centimeters ItemPackageDimensions_Length : 2.6 centimeters ItemPackageDimensions_Width : 5.9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : cabinet-and-furniture-drawer-slides Manufacturer : AOLISHENG Material : Q235 cold rolled steel ModelName : A4512 ModelNumber : A4512 MountingType : Side Mount NumberOfItems : 2 PackageLevel : unit PartNumber : A4512 Pattern : 18" Length ProductDescription : Full extension drawer slides ProductSiteLaunchDate : 2020-06-09T02:01:40.769Z Size : 12 Inch Style : ? - Shape SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 30161808