Specification Brand : 80/20 BulletPoint1 : Measures .539 x .343 x .866 inches long with a 1/4-20 thread and a ball spring BulletPoint2 : 15 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 DriveSystem : Slotted ExteriorFinish1 : Zinc ExteriorFinish2 : Black FinishType : Black Zinc ItemName : 3916, 15 Series 1/4-20 Roll in T-Nut Ball Spring Steel (500 Pack) ItemPackageDimensions_Height : 7 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 5 inches ItemPackageQuantity : 500 ItemTypeKeyword : strut-channel-nuts Manufacturer : 80/20 Inc. Material : Steel MetalType : Alloy Steel PackageLevel : unit 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 : 2022-05-16T16:25:40.778Z Size : 100 UnspscCode : 31161700