16 Pack Single Pulley Block Wheel 4" Heavy Duty Zinc Plated Iron 360 Degree Swivel Pulley Roller for 3/8 Inch Cable Wire Rope Lifting Rigging Towing, Working Load 420 Lbs

16 Pack 4in Single Pulley Block Wheel for 3/8in Cable Rigging
✔️ 16x 4in zinc plated iron pulleys, 360° swivel, 420 lb load

These heavy‑duty single pulley blocks are handy rigging pieces used in camping, climbing, warehouse lifting, towing, and general rigging projects. This set includes 16 pulleys to support multi‑scene use and keep spare units ready for team operations.

✅ Material: iron with zinc plating for rust resistance
✅ Size: wheel diameter 4 inch, width 1.57 inch, thickness 0.98 inch
✅ Rope compatibility: accepts 0.39 inch rope/cable, fits 3/8 inch rope
✅ Load rating: 420 lbs working load, 360 degree swivel to reduce rope friction
✅ Weight: approx 0.135 kg per pulley; package includes 16 pulleys
✅ Outdoor ready: zinc finish resists weather and daily wear

💡 What is a pulley block mainly used for in rigging and lifting?

A handy tool for guiding lines and easing heavy pulls. - Reduces rope friction and wear during operation - Helps change the direction of pull without losing control - Works with standard 3/8 inch rope and cable in outdoor or indoor rigs