The Studica Robotics 240mm U-Channel is 3mm thick and has a 48mm x 48mm profile. As with the other Studica Robotics building components, it has the common hole pattern which makes it easy to connect to other structure with very little or no additional machining required. 

The Studica Robotics 240mm Flat Bracket is 3mm x 40mm wide, and very strong. As with the other Studica Robotics building components, it has the common hole pattern which makes it easy to connect to other structure with very little or no additional machining required. 

The Studica Robotics T-Slot Extrusion is available in 10 different lengths from 48mm to 1000mm. It is strong, while light-weight. It can be easily cut to your own custom size. It has a 14mm through hole that will fit the Studica 6mm ID x 14mm OD Flanged Bearing or Bronze Bushing It uses the M3 T-Slot Nut Hammer Head Series 20.  It also has four M3 threaded holes on each end. Can be used as structure with infinite applications.