Holds up to 4.0mm glass Our Vivarium glass track runners are manufactured in the UK and are of an excellent quality Perfect for glass or perspex, they can be easily cut to length using a fine tooth hacksaw They are sold as a pair ie top and bottom, the top runner is slightly taller than the bottom runner for ease of fitment They are manufactured with a groove moulded into the runner, this creates the perfect slide and allows for 2 runners to join without affecting the slide We sell them in 3 widths 3.5mm 4mm and 6mm, the thickness of your glass or perspex will determine which you buy Any questions please message us Thankyou
