That would cover an evenly distributed load and inertia in cornering etc but air resistance and x winds.
Megane roof bars.
Sold out option b thule roof rack for renault megane mk.
Clop airflow alu by g3.
G3 clop railing airflow roof rack systems.
Tailored for your megane the quickfix roof bars can be easily fitted without tools thanks to an innovative quick grip system.
Shark fin antenna platinum grey add a sporty yet elegant touch to your megane with the discrete and stylish shark antenna.
The aluminium extrusion creates one of the strongest load bars in the market.
Mount your bicycle rack or ski rack easily and increase your vehicle s loading capacity.
Clop system is designed to it 100 of the circulating vehicles with closed.
A textured surface disturbs the airflow and greatly reduces wind noise.
Iv 5 door hatchback 2016 with normal roof wingbar evo 209 95 gbp.
Complete two bar package includes all necessary thule parts to fit the vehicle foot pack 754 square bar 769.
From your link the thule bars are designed for a max load of 75 kg however with a kit for meg iii coupe fitting the max load is 50kg about 100 lb.
These roof rack cross bars also have many smart design features.
Renault megane 5 door hatcback mkiii with normal roof 2009 onwards thule roof bar set.
Iii 5 door hatchback 2009 2016 with normal roof wingbar evo.
Designed for vehicles with raised roof rails integrated bar and foot design combines foot and bar together for a low profile aerodynamic package.