4 hole aluminum extrusion profile connector, made of aluminum alloy 6063, anodizing finish.
Size: 80 x 80 x 40 mm, Thickness: 3.2 mm & 6.4 mm.
Slot hole: 8.5 x 25 mm, Round hole: 8.5 mm
Used in 4040 T Slot aluminum extrusion profile.
Widely using for aluminum frame structures in the construction industry,such as 3D printers, CNC routers, CNC laser cutting machines, CNC plasma cutting machines, robotic projects, 3D engraving machines.