5x RIBBED INSERT PLUG END CAP FOR SQUARE TUBE 15x15 TO 60x60MM BLACK (18x18mm)

5x Square ribbed inserts/plugs with smooth sliding surface; Ribbed inserts are designed for a wall thickness of 1.5mm. In most cases they can also be used for a tube wall thickness for 0.8-4.5mm; Inserts are suitable for application in tubes or equivalent apertures with a free inside dimensions corresponding to the nominal measures with a depth for at least the length of shaft; Material and design of shafts guaranteed stop against drop out and easy assembling;