4040 Tailboard Block - 8" Sheave for 3/4" Wire Rope

Engineered for high-capacity rigging jobs, the 4040 Tailboard Block with an 8" sheave is built to accommodate 3/4" wire rope and tackle demanding loads with confidence. It features a 16,000 lb working load limit and 80,000 lb break strength, reinforced by a 5:1 safety factor for maximum load assurance. A bronze bushing reduces friction and supports long-term durability in the field.

The open-side design allows for quick and easy rope insertion, ideal for tensioning, redirection, or lifting applications where time and precision matter. Designed to meet or exceed ASME B30.26 standards, this block is trusted in heavy construction, utility, mining, and agricultural operations.

Heavy-Duty Tailboard Pulley Block for Industrial Applications

Weighing in at 23 lbs, this block delivers heavyweight performance without compromising on maneuverability. From static rigging to load redirection, it performs reliably under pressure, offering the strength and build quality professionals demand.

Key Features

• Wire Rope Size: Designed for 3/4" wire rope
• Sheave Diameter: 8" sheave supports smoother cable routing and load distribution
• Load Ratings: 16,000 lb working load limit; 80,000 lb break strength
• Safety Factor: 5:1 design ratio for industry-standard load security
• Bronze Bushing: Reduces wear and increases service life under load
• Product Weight: 23 lbs - heavy-duty design for demanding jobsites
• Compliance: Meets or exceeds ASME B30.26 rigging standards
• Use Cases: Built for rigging, lifting, and directional control in construction, mining, utilities, and ag work

View Product Safety Warnings

California Residents: WARNING