4x Adjustable Yoyo Hanger 26.4lbs Weight Capacity/Pair for HPS MH T5 Reflector Grow Light Kit Hydroponics Stainless steel spring Up to 26.4 lbs weight load capacity per pair Overall Dimension : 3-1/2" x 2-1/2" Maximum Extension Length: 45" The simplest and most efficient way to adjust the reflector ever!