Specification Brand : Qinlorgo BulletPoint1 : Great Protection: Not easy to accumulate dust and better the slide, the slide is not likely to fall off. BulletPoint2 : Better Aluminium: Made of high quality aluminium material, not easy to have blockage, very durable for long use. BulletPoint3 : Slide Rail Guide: Able to guide the slide in linear direction, the guide rail can improve the working efficiency. BulletPoint4 : Wide Application: Suitable for CNC engraving machine and 3D slide printer as well, practical and reliable. BulletPoint5 : Easy to Install: Light in weight and compact in size, the embedded installation is very simple with fixing screw. Color : Onecolor ExternallyAssignedProductIdentifier : 7759816451072 ItemName : Linear Rail, Aluminum Slide Rails Machine Rails 300mm / 11.81in ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 32 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : slide-rails Manufacturer : Qinlorgo ModelName : QinlorgotqPImn-12 ModelNumber : QinlorgoWCis8-12 NumberOfItems : 1 PartNumber : QinlorgoWCis8-12 ProductDescription : Specification: Item Type: Linear Rail Material: Aluminium Application: For CNC engraving machine and 3d slide printer.