Greenlee 39280 Specifications:
• Duct Size: 3.5" (88.9 mm)
• Minimum Diameter: 3.38" (85.9 mm)
• Maximum Rated Capacity: 200 lbs. (.89 kN)
• Weight: .90 lbs. (.41 kg)

Greenlee 39280 Features:
• Flat steel bristles for maximum cleaning of sand, grit and light obstructions from duct.
• Pulling eye on one end and smaller twisted eye on the other end for tailing line allows bi-directional use.
• Can be pulled to loosen dried material before using mandrels or spreader swabs.