• Aluminum alloy conductor sheaves with tapered roller bearings
• Ductile iron pulling rope sheave with tapered roller bearings
• Conductor sheaves with urethane or neoprene linings
• Coated steel frame
• Solid alloy steel shaft
• Crosshead and type ‘B’ socket for suspension
• Rope guards prevent ropes from jamming between sheaves and side frames

• Conductor grounding attachments
• Pulling rope hold down attachment
• Helicopter pilot rope attachment
• Hanger arm suspension
• Sling suspension
• Conversion Kits to single sheave blocks

6728-3U Bundle Helicopter Stringing Blocks