Shop › Aluminium U Channel - 4mm Image 1 of 5 Image 2 of 5 Image 3 of 5 Image 4 of 5 Image 5 of 5 Aluminium U Channel - 4mm $150.00 Aluminium pressed U channel, surplus to requirement.340mm channel 400mm long 4mm aluminiumSee drawing for details. Add To Cart Added! Aluminium pressed U channel, surplus to requirement.340mm channel 400mm long 4mm aluminiumSee drawing for details. You Might Also Like Mild Steel Plates & Sheets (Pre-Cut Sizes) from $8.00 10mm mild steel triangle offcuts, 200x200mm $8.00 Welding Practice Kit (Mild Steel - 20 plates) from $51.00 Galvanised Steel Pipe from $8.00 2m x 20NB galv (26.9OD 2.6WT) galvanised pipe $20.00