Specification AgeRangeDescription : adult Brand : ReliaBot BulletPoint1 : 600mm MGN12 linear rail guide with Black MGN12H block BulletPoint2 : There are 2 red rubber stoppers to keep the block on the rail BulletPoint3 : Threaded holes of the block: 4-M3*3.5; center distance of the holes: 20*20mm BulletPoint4 : It is suggested to use M3 T nuts if you fix it to 20 series EU Al-profile BulletPoint5 : Come with 2 spare balls in the package for backup Color : One Color ExternallyAssignedProductIdentifier : 8208279102841 IncludedComponents : 1 ItemName : ReliaBot 600mm MGN12 Linear Rail Guide with Black MGN12H Carriage Block for 3D Printer and CNC Machine ItemPackageDimensions_Height : 1.65 inches ItemPackageDimensions_Length : 24.8 inches ItemPackageDimensions_Width : 1.65 inches ItemPackageQuantity : 1 ItemTypeKeyword : 3d-printer-accessories Manufacturer : ReliaBot ModelName : GGBQAJFLQ-PITCH2MMLEAD4MM-800MM ModelNumber : GGBQAJFLQ-PITCH2MMLEAD4MM-800MM NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : RZ004-B-600H ProductDescription : MGN12(MR12) linear guide 600mm with Black MGN12H carriage block. There are 2 red rubber stoppers on the ends of the rail in case the carriage falls off the rail, please remove them after assembling the rail on your machine if necessary. Packing list: 1 * MGN12 linear rail guide 600mm length 1 * MGN12H black carriage block(been installed on the rail) 2 * steel balls(for backup) ProductSiteLaunchDate : 2024-03-25T11:09:17.810Z Size : 600mm Style : Rail + MGN12H(Black) SupplierDeclaredDgHzRegulation : transportation UnitCount : 1 UnspscCode : 31250000