Our heavy-duty 4-inch pipe holder provides a stable and reliable mounting point for anchoring your floating dock or creating sturdy support structures. Designed to accommodate 3-inch schedule 40 diameter pipe.

• 1/4"x 7 3/8"x 5" Base Plate 
  
• 9/16" Square Mounting Bolt Holes 
• 3.5"x 5.75" Bolt Hole Centers
• 4" Sch40 Pipe, 4" ID x 9" Long
• Galvanized Coated

Used with the WD-HDB  Backup Plate (sold separately).

Weight: 9.00 LBS.