Incra's beautiful anodised gold aluminium mitre track
If you want to make your own table-top and need a 3/4in mitre track, you can buy the aluminium extrusion separately with a gold anodized finish in 1220mm lengths to match other Incra hardware or fences.
Mitre Track 1220mm 48in Long Aluminium Gold Colour
The profile measures 28.6 x 12.7mm with smooth sides to ensure a tight fit. It can accept t-slot as well as standard 3/4 x 3/8in (19.0 x 9.5mm) mitre bars.