400mm Truss Sleeve Block – The Ultimate Solution for Lifting Square Truss Systems

When constructing stage rigging, exhibition booths, or concert lighting structures, a 400mm Truss Sleeve Block is an essential component for safe and efficient lifting. Designed to fit square truss systems, this heavy-duty accessory ensures smooth vertical movement, stability, and load-bearing reliability.

In this blog, we’ll explore the benefits, features, and applications of the 400mm Truss Sleeve Block, and why it’s a must-have for professional rigging setups.

Why Use a 400mm Truss Sleeve Block?

1. Smooth & Controlled Lifting

🔼 Guided Vertical Movement – The sleeve block’s wheel or roller system allows seamless travel along the truss tower.
⚡ Reduces Friction & Wear – High-quality bearings ensure smooth operation, even under heavy loads.

2. Heavy-Duty Load Capacity

🏋️ Supports Up to 1000kg+ – Engineered for lifting truss systems loaded with lighting, speakers, and AV equipment.
🔧 Reinforced Steel/Aluminum Construction – Built to withstand rigorous use in concerts, events, and industrial applications.

3. Secure Locking Mechanism

🔒 Safety Brake or Pin Lock – Prevents accidental drops and ensures stability at working height.
🛠️ Quick-Release Options – Some models allow fast adjustments for rapid setup and breakdown.

4. Universal Compatibility

📏 Fits Standard 400mm Square Truss – Works with most 30cm, 40cm, and 400mm square truss profiles.
⚙️ Multi-Directional Mounting – Can be used on single or multiple truss towers for versatile rigging setups.

Key Features of a High-Quality 400mm Truss Sleeve Block

✔ Material: Heavy-duty steel, aluminum, or reinforced polymer for durability.
✔ Wheel System: Nylon or rubber-coated rollers for smooth gliding.
✔ Load Capacity: Typically 500kg to 2000kg, depending on model.
✔ Locking Mechanism: Manual brake, auto-lock pin, or ratchet system for safety.
✔ Mounting Options: Bolt-on, clamp-on, or quick-release attachments.
✔ Weather Resistance: Powder-coated or galvanized finish for outdoor use.

How to Install & Use a 400mm Truss Sleeve Block

Step 1: Assemble the Truss Tower

Set up the vertical truss tower securely with a stable base.
Ensure the tower is plumb and properly braced before attaching the sleeve block.

Step 2: Attach the Sleeve Block

Slide the sleeve block onto the truss tower.
Secure it with bolts, clamps, or locking pins as per manufacturer instructions.

Step 3: Connect the Hoist or Winch

Attach a chain hoist, motorized winch, or manual pulley to the sleeve block.
Ensure the lifting mechanism is rated for the expected load.

Step 4: Test & Lock the System

Perform a test lift to check smooth operation.
Engage the safety lock or brake once the truss reaches the desired height.

Best Applications for 400mm Truss Sleeve Blocks

🎤 Concert & Festival Stages – Lifting lighting trusses, speaker arrays, and video walls.
🎭 Theater & Event Rigging – Adjustable height for backdrops, projectors, and moving props.
🏗️ Exhibition & Trade Show Booths – Elevating custom truss structures and signage.
⚡ Temporary Installations – Quick setup for touring rigs and mobile stages.
🚢 Marine & Outdoor Events – Corrosion-resistant models for beach stages and floating platforms.

Upgrade Your Rigging System with a 400mm Sleeve Block!

A 400mm Truss Sleeve Block is a game-changer for professional riggers, stage builders, and event technicians. It ensures safe, efficient, and precise lifting of square truss systems, making it an indispensable tool for any production.

🚀 Looking for a Reliable Sleeve Block Supplier? Contact us today for heavy-duty, high-performance truss lifting solutions!

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