Novelty MFG 04068 Universal Bracket Universal Bracket, Holds One Planter Box Or Two Round Planters Bracket Is Designed For The Use On 1/2 Inch Vertical Rails Of Wrought Iron Brackets Are Constructed From Aluminum, With A Black Powder Coating Finish Brackets Will Not Rust With Weather Each Pair Of Brackets Is Designed To Hold Up To 36 Lbs.