Size: 40*40mm( L*W); Mounting Hold Diameter: D7; Material: ABS
Package Content: 5pcs x Aluminum Profile End Cap, for 4040 EU Standard Aluminum Profile
Material and feature: tubing post end caps are made of ABS material, featuring durable construction and nice gliding edges, not subject to rust or corrosion
The cap made of plastic, No rust, better protection for the aluminum bar end, widely used in the climbing platform, fish tank rack, storage rack, shade house, trolley, and so on
Simply press in by hand then pin into the center bore with a small hammer or plastic mallet