The tried and true Thule 47 in. squarebars are load bars designed for the Thule Evo roof rack system. The bars are made of steel with a plastic polymer coating that provides additional grip for rooftop cargo. Load bar for Thule Evo roof rack system. Plastic coating provides additional grip for rooftop cargo. Length: 47 in. /e 118 cm.. Capacity: up to 220 lbs. Please check the Thule Buyer's Guide to find out these load bars fit your vehicle.. Imported. 91021809147 33979100006 712200