Specification Brand : gernie BulletPoint1 : Professional rail and stopper, which is sturdy and in use for a long time. BulletPoint2 : Small size and light weight, the linear rail is suitable for most automation equipment. BulletPoint3 : This miniature linear rail has good strength, stable performance and high accuracy. BulletPoint4 : Precision Manufacturing: exquisite manufacturing technology, high durability and long life. BulletPoint5 : There are two rubber stoppers on each side of the linear to prevent the sliding block from slipping off. Color : #215 ExternallyAssignedProductIdentifier : 7732258985749 IncludedComponents : No ItemName : Linear Rail Micro Guiderail Slide Mini Equipment Rail Slide Cross Roller Guides (300mm) ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 32 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : slide-rails Manufacturer : gernie Material : Bearing steel ModelName : gerniexisn59qmgb-15 ModelNumber : gerniexisn59qmgb-15 NumberOfItems : 1 PartNumber : gerniexisn59qmgb-15 ProductDescription : 1. This miniature linear rail has good strength, stable performance and high accuracy. 2. Professional rail and stopper, which is sturdy and in use for a long time. 3. Small size and light weight, the linear rail is suitable for most automation equipment. 4. There are two rubber stoppers on each side of the linear to prevent the sliding block from slipping off. 5. Suitable for Ender 3, for Corexy, for Tronxy, for Delta Kossel 3D printer upgrades and for CNC machines.