Campbell CHB303 3″ Aluminum Hand Line Utility Block with Latched Swivel 7380303

Model CHB303 For Stringing Conductor Cable or Fiber Rope Applications Side Opening Block with Zinc Plated Swivel Hook with Safety Latch CHB303 features 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