Features 1、The aluminum tube with an inner diameter of 12mm and an outer diameter of 14mm can be used as a structural support for the chassis 2、Can be used as a sleeve on a 12mm round or for REX shaft, and can also be used as a raceway for wires to pass through 3、Commonly used parts in the robotics field, made of aluminum, lightweight and convenient, possess good quality 4、Used in the field of robotics, can be used to add structural support to the chassis, practical and durable 5、Made of excellent aluminum material, possess light weight, good strength, and good corrosion resistance Specification Item Type: Aluminum Tube Model: 6100-1214-0050 Material: Aluminum Product Size: Outer Diameter: Approx. 14mm / 0.6in Inner Diameter: Approx. 12mm / 0.5in Length: Approx. 50mm / 2in Purpose: In the field of robotics, can be used to add structural support to the chassis Package List 10 x Aluminum Tube