Uxcell Standard Plastic Rectangle Aluminum Extrusion End Cap Black 30x60mm 20 packs

Uxcell Standard Plastic Rectangle Aluminum Extrusion End Cap Black 30x60mm 20 packs 1.The cap made of plastic No rust better protection for the aluminum bar end widely used in climbing platform fish tank rack storage rack shade house trolley and so on 2. Simply press in by hand then pin into the center bore with a small hammer or plastic mallet