Specification Brand : SUOFEILAIMU-PHONE CASE BulletPoint1 : Size: 12*400mm BulletPoint2 : Packing Detail: 2 pcs of SBR12-400mm linear rail +4 pcs of SBR12UU BulletPoint3 : Please confirm the size and model before you purchasing ExternallyAssignedProductIdentifier : 9396079627899 ItemName : SUOFEILAIMU 12mm Linear Rail SBR12 400mm Support Rails 2 Pcs + 4 Pcs SBR12UU Blocks for CNC for 12mm Linear Shaft Support Rails ItemPackageQuantity : 1 ItemTypeKeyword : slide-rails Manufacturer : SUOFEILAIMU-US Material : Metal NumberOfItems : 1 PartNumber : SUOFEILAIMU-123 ProductDescription : Packing Detail: 2 pcs of SBR12-400mm linear rail 4 pcs of SBR12UU ProductSiteLaunchDate : 2021-11-01T06:26:40.680Z UnitCount : 1