Universal aluminum pipe for the construction of intake systems Dimensions: Diameter (D): 20mm, Angle: 90st Length (L): 30cm Total length of the pipe: 60cm We also offer a large selection of silicones Universal aluminum pipe for the construction of intake systems Dimensions: Diameter ( D): 20mm, Angle: 90st Length (L): 30cm Total length of the pipe: 60cm We also offer a large selection of silicones.