Specification Brand : 80/20 BulletPoint1 : Measures .213 x .253 x .630 inches long with a M6 thread and a ball spring BulletPoint2 : 10 Series compatible BulletPoint3 : Made out of 1045 steel with a bright zinc finish BulletPoint4 : Comes with a ball spring to better position and hold within the t-slot BulletPoint5 : For use ONLY with double anchor fastener Color : Silver DriveSystem : Slotted ExteriorFinish : Zinc FinishType : Zinc-plated GradeRating : Industrial ItemName : 3921, 10 Series M6 x 1.0 Roll in T-Nut Ball Spring Steel (10 Pack) ItemPackageDimensions_Height : 7 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 5 inches ItemPackageQuantity : 10 ItemTypeKeyword : strut-channel-nuts Manufacturer : 80/20 Inc. Material : Steel MeasurementSystem : Inch MetalType : Alloy Steel ModelNumber : UN16P10V310DEQX5KO2Q4KP0 NumberOfItems : 1 PackageLevel : unit PartNumber : 3921-10 ProductDescription : The roll-in T-nut with ball spring is a fastening option that loads from the profile ends or side, which is helpful for applications where the ends are inaccessible. The ball spring holds the T-nut in the T-slot, even when the profile is in a vertical position, simplifying the assembly process. ProductSiteLaunchDate : 2020-01-09T15:34:46.887Z Size : 1.25 inches Style : fashion SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31161700