Campbell 3" Aluminum Side Opening Block 7380303

For Stringing Conductor Cable or Fiber Rope Applications
Side Opening Block with Zinc Plated Swivel Hook with Safety Latch
Lightweight Aluminum Alloy Block and Sheave Construction with Permanently Lubricated Sheave and Safety-tethered Locking Pin and Strongest in Class 1,500 lb. Safe Working Load Limit
3" Sheaves - Blocks Can Accommodate Rope Through 5/8" Diameter
Design Factor: 3 to 1