4040 aluminum extrusion

4040 aluminum extrusion are 40mm x 40mm metric 40 series square T slot profile and V-slot profile, with four open slots, one on each 40mm face.

The 4040 profile is compatible with all 40 series fasteners and accessories like M3, M4, M5 T nuts, and pulley wheel.

Material: 6063 T5 aluminum alloy(strong and sturdy)

Standard & Certification:
 -ASTM B221
 -European standard

Manufacturing Process:
 -Precision extrusion
 -Anodizing technology(smooth surface and long life span)
 -Precision cutting(tolerance±0.5mm)
 -Professionally packaged(aviod scratch and flaw during logistic)