T-slot aluminum rail - regular or lite?

The T-slot system consists of extruded aluminum of various sizes rsz_v-slot-v-ride-the-rail V-Slot with Dual V-Wheel Above are four

They are lightweight, durable, and resistant to corrosion, making them ideal for use in harsh environments Additionally, the T-slot design

aluminum extrusion tslot 2PCS 20 Series T Slot 2080 Aluminum Extrusion Profile '',European Standard Anodized Linear Rail for 3D Printer Parts and CNC DIY 400mm Silver

aluminum v slot Quad tracks slide together into the negative space of a T-shaped rail track and are held in place by fasteners for a firm hold Reconfiguration is possible