Features 1、The 27mm ID x 32mm OD aluminum tube is the largest diameter tube with the thickest wall, possess unparalleled strength 2、27mm holes can be used to pass wires to maintain a neat appearance while protecting the vitality of the robot 3、This hole diameter can also be used to pass through smaller diameter shafts and pipes, so you can make complex rotating components that are concentric but independent of each other 4、Used in the field of robotics, suitable for structural support and protection of internal components 5、Excellent aluminum material, possess light weight, good strength, and good corrosion resistance Specification Item Type: Aluminum Tube Model: 6100-2732-0100 Material: Aluminum Product Size: Outer Diameter: Approx. 32mm / 1.3in Inner Diameter: Approx. 27mm / 1.1in Length: Approx. 100mm / 3.9in Purpose: In the field of robotics, can be used for structural support and protection of internal components Package List 1 x Aluminum Tube