Specification Brand : Vikye BulletPoint1 : ✪✪✪ 【Light Weight】 - This linear rail and block are small in size and lightweight, especially suitable for small equipments. BulletPoint2 : ✪✪✪ 【High Accurance】 - The guide rail adopt 4-point contact design, it can bear load from every direction, and has good strength and high accuracy. BulletPoint3 : ✪✪✪ 【Remplaçable】 - Designed with ball retainer, which allows interchangeability in the case of small precision. BulletPoint4 : ✪✪✪ 【Lubricity】 - Block has lubrication system; Lubrication oil can be easily put into the oil inlet on the side. BulletPoint5 : ✪✪✪ 【Wide Application】 - Widely used for automatic equipment, precision measuring equipment, and many other machines that need precision linear movement. ExternallyAssignedProductIdentifier1 : 739551941783 ExternallyAssignedProductIdentifier2 : 0739551941783 ItemName : Linear Guide Rail, 1pc 250mm MGN12 Miniature Linear Rail Guide Rail 12mm Width + 2pcs MGN12B Slide Blocks ItemPackageDimensions_Height : 24.1 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 13.9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : linear-motion-guides Manufacturer : Vikye Material : Steel Material1 : Aluminum Material2 : Carbon Steel ModelNumber : Vikyeykc0pba69w NumberOfItems : 1 PackageLevel : unit PartNumber : Vikyeykc0pba69w ProductDescription : Features: This linear rail and block are small in size and lightweight, especially suitable for small equipments. Adopting 4-point contact design, it can bear load from every direction, and has good strength and high accuracy. Designed with ball retainer, which allows interchangeability in the case of small precision. Block has lubrication system; lubrication oil can be easily put into the oil inlet on the side. Widely used for automatic equipment, precision measuring equipment, and many other machines that need precision linear movement.