Transform Aluminium Profil to VSlot

EasyMech 1000 mm 20X40 4 V Slot Aluminium Extrusion Profile aluminium v slot Looking to build the Ox CNC router Is there a difference between the T-Slot and V-slot rails? Looks like the T's are a little cheaper aluminium profile t slot 3DPrintronics provides free custom cutting and paid tapping services for all V Slot and C Beam

aluminium extrusion tslot V-Slot Linear Rail aluminum extrusion profile is the ultimate solution combining both linear motion and a modular, structural framing system