Specification Brand : 80/20 BulletPoint1 : Measures 17 mm x 9.6 mm x 22 mm long with a M5 thread BulletPoint2 : 15 and 40 Series compatible BulletPoint3 : Made out of 1045 steel with a bright zinc finish ItemName : 13051, 15 40 Series M5 x 0.8 Self Aligning Slide in T-Nut Ball Spring (1500 Pack) ItemPackageDimensions_Height : 7 inches ItemPackageDimensions_Length : 6 inches ItemPackageDimensions_Width : 5 inches ItemPackageQuantity : 1500 ItemTypeKeyword : strut-channel-nuts Manufacturer : 80/20 Inc. Material : Steel PackageLevel : unit ProductDescription : The self-aligning slide-in T-nut with ball spring is a fastening option that loads from the profile ends. The projection on the T-nut aligns it in the T-slot while the ball spring holds the fastener in place, even when the profile is in a vertical position. It is available with different thread options. ProductSiteLaunchDate : 2022-05-06T15:11:12.545Z UnspscCode : 31161700