Raceworks Performance Aluminium Tube Bend 2.0" 180 Degree 1.6mm Wall Thickness (Part: ) - ITE-180-200. Raceworks Aluminium Tube Bend 2.0\" 180 Degree - ITE-180-200. Material6063-T6 Aluminium. High-Quality Construction: Made from lightweight and durable 6063-T6 aluminium, ensuring longevity and resistance to corrosion, while providing an edge in performance.