NTA offers customers high power big pneumatic cylinder with high rigidity and perfect durability that make sure working even in tough environment. Its bore diameters 400mm, 500mm, 600mm, 700mm. Cylinder front and rear caps are machined from 6061-T6 aluminum pouring part, they are anodized for corrosion resistance. Alunimum barrel and steel barrel are optional for different requirement of air pressure, piston rod is hard chrome plated, the material offers an excellent strength for rugged environment. NTA aluminum alloy heavy duty large bore air cylinders is strong power and lightweight, rod wiper uses highly durable polyurethane. If you’re looking for high quality pneumaitc components for light duty and heavy-duty pneumatics, NTA has one that's sure to meet your requirements.