Removable and easy to install Locking cover with a compartment for an Allen key Suits Vortex, Heavy Duty Bars and Pioneer Systems using various QMFK spacers High profile 52mm / 2.05'' (low profile also available 37mm / 1.46'') Height adjustable using various QMFK spacers Suitable for heavy off-road use Tested and approved to Australian Standards AS1235-2000 Comes with 6 legs Assorted nuts and bolts for assembly