Package Includes4 x Fixed L-Brackets2 x Tilt L-Brackets6 x M8 Plastic Knob Screws6 x M8 Wing Nuts4 x M6 x 16mm Hex Cap Bolts4 x M6 Split Lock Washers8 x M6 Flat Washers4 x M6 Hexagonal Nuts6 x M8 Washers6 x M8 Spring Washers10 x 1¼ in Self-Drilling Cap Screws6 x Plastic Retaining Rings***0°~90° Flexible AdjustmentEasily set the mounting angle from 0 to 90° in approximately 5° increments. Adapt the bracket to any latitude with quick and flexible adjustments.***Durable and Long-lastingConstructed with a corrosion-resistant aluminum alloy, this bracket exhibits outstanding load-bearing strength, guaranteeing optimal performance over extended periods in various outdoor conditions.***Wide ApplicationIdeal for installation on the roof of an RV or any flat surface, such as boats, motorhomes, sheds, and more.***Recommended Bundles for 50in BracketThe 50-inch TMB bracket is adaptable to Renogy solar panels up to 550W. For more details on compatible solar panels, refer to the User Manual.