1.Made of high-quality carbon steel nickel-plated.
3.Suitable for standard 20mmx20mm aluminum profile extrusion slot.
4.Easy to be roll into T slot of aluminum profile.
5.Could be used together with T screw/hex screw
Product Name: Roll Ball Elastic Nuts
Main Color: Silver Tone
Material: Carbon Steel
Finish: Nickel Plated
Length: Aprrox.13mm / 0.51"
Width: Aprrox.8mm / 0.31"
Thickness: Aprrox.5mm / 0.2"
Package Content: 20 x Roll Ball Elastic Nuts