Effortlessly convert your Slimline II Roof Rack to an expedition style rack with rails. This kit includes all hardware and components needed to fit rails to either the front or back of a 1165mm wide Front Runner Slimline II Roof Rack. Consists of:RRAC065 - Expedition Tubing A (480.5mm 365.5mm)RRAC071 - Expedition Rail Corner SetRRAC072 - Expedition Rail LH RH Drop SetRRAC073 - Expedition Rail Joiner Materials used:Powder coated Aluminium die cast joints.Powder coated 304 Stainless Steel tubing Product Dimensions:485mm (19.1) L x 1165mm (45.9) W x 112mm (4.4) H Weight:2.36kg (5.2lbs)