RT2CL - Wrought Iron Clamp-On Single Arm Deck Hanger is made with 7/16 square stock. It's 36-1/2" tall and has a 13" reach. Powdercoated black with an automotive quality finish for years of durability. The clamp will fit up to 3-1/2" deck handrails. Tightening knob is palm sized and allows for easy tightening.