roof bars Halfords Integrated Rail Steel Roof Bars 107cm Length - Set i1 Preassembled - Quick & easy to fit Includes 2 bars & 4 pre-mounted feet Maximum load 100kg (Please check your vehicle hand book for specific max load weight) Bar Length 1.07m Steel roof bar 30mm x20mm profile with non-slip protective plastic coating; fits most standard accessories Non-locking Soft rubber seal to reduce clearance between bracket and railing roof box Stylish and spacious roof-mounted cargo box, The Halfords 420L Grey Roof Box has it it all. Aerodynamic in design to reduce wind resistance and noise, and is built with ABS and UV protected material so it`s strong, scratch resistant, and protected from cracking or becoming brittle