Compatible: Compatible with Thule profession bar, wing bar, Aero bar, Rhino heavy duty T-bolts and grooved nuts. Fitment: Fits for most roof racks, cargo cages and all awning size. Can be installed in the inverted or vertical position of Thule square bar and Rhino heavy bar. Material: Made of high quality steel with Zinc plated and black powder coated on the surface. High strength and hardness, anti-rust and long service life. Design: The bracket is designed with welded gusset plate to provide additional strength when mounting awing. Pre-drilled can be used two or three 8mm bolts, and three 6mm slotted holes for the installation of the awning. Package Include: Just one awning bracket. NOT include additional hardware. Part number: ZJ-813402 Fit type: Universal FITMENT: Fits most roof racks, cargo cages and awning. Compatible: Thule profession bar, wing bar, Aero bar, Rhino heavy duty bar. Two installation methods: Inverted Vertical