40mm 8-grooves square extrusion material:AL6063 surface:anodized widely used in exhibition booth

40mm square extrusion with 8-grooves

1)  40x40mm, 60x60mm, 80x80mm, 100x100mm square extrusion available

2)  Square extrusion with 4-grooves and 8-grooves available

3)  Customs code: 76109000

4)  Dimension and installation detail as follows