Duct Support Block,20x55 5/8x41 In
5 in W, For Maximum Outside Diameter 43 1/2 in, For Maximum Pipe Size 36 in, For Minimum Pipe Size Not Applicable, Load Capacity 1,000 lb, Maximum Height Adjustment 38 3/4 in, Minimum Height Adjustment 10 9/16 in, Mount Type Placed On Surface, May Be Glued or Anchored for Additional Support, Overall Height 10.75 in, Pipe Support Type Elevated Block System, Roller Diameter Not Applicable.56 in, Overall Length 38.75 in L x 43.