Product Description
EVT50C-BQR | Quick Release Fastening 50mm Clamp – Black
The EVT50C-BQR Quick Release Lighting Clamp is the perfect addition to any professional truss package. Made with the highest quality 6061-T6 alloy aluminum and finished in a durable matte black powder coat, this medium-duty clamp features a specialized quick-release fastening handle that makes setting up small light fixtures a breeze. It allows you to quickly and safely attach lights to any truss design to create dynamic displays without limiting your creativity.
With a tensile strength of 4.9 kN, this quick-release clamp keeps your fixtures safely in place. The convenient design features an M10 attachment bolt (30mm long) with a spring lock washer for simple set-up and takedown. The non-reflective black finish makes it ideal for situations where hardware needs to blend into the background, such as theaters, studios, or concert stages. Whether you are hanging LED lights or other accessories, this sturdy and versatile clamp gets the job done.
This clamp is designed for use with standard 50mm (2-inch) tube truss systems and is ideal for applications where speed, efficiency, and aesthetics are paramount.
Key Features
- Quick-Release Fastening Handle: Allows for fast, tool-free attachment to truss tubing.
- Compatibility: Fits F34, EVT290S, and all other brands using the 290 mm square truss system, and all standard 48-51mm tubing.
- Matte Black Finish: Professional, anti-reflective powder coat ideal for stage and studio use.
- High Tensile Strength: Rated at 4.9 kN for secure medium-duty rigging.
- M10 Attachment Hardware: Includes an M10 bolt (30mm long) with a spring lock washer.
- Professional Construction: Made of the Highest Quality 6061-T6 Alloy Aluminum.
- Certified Quality: TUV Nord Certified for professional safety standards.
- Versatile Application: Ideal for hanging LED fixtures, effects lights, and lightweight audio gear.
Designed by Evolve Truss, the EVT50C-BQR is recommended for use with safety cables for maximum security during overhead installation.
⚠️ Safety & Engineering Notice
❗ Critical Load Rating Information: Do not exceed the load capacity of the EVT50C-BQR or the Truss System. The clamp must be fully inspected before use. In the occurrence of any damage or defect, the clamp should not be used.
Important Guidelines for Safe Use:
- Inspection: Check that the spring lock washer and M10 bolt are in good condition before every use.
- Load Distribution: Ensure the weight of the fixture does not exceed the tensile strength of 4.9 kN.
- Secondary Safety: The use of safety cables is highly recommended for all overhead rigging.
- Proper Seating: Make sure the clamp is set in its proper place on the tube before tightening the handle.
- Installation: Release the handle counterclockwise to open the collar, place on the truss, close the collar, and tighten clockwise to secure.
⚠️ Compatibility Warning
Crucial Steps for Safe Assembly:
- Verify the tube diameter is exactly 48-51mm before installation.
- Ensure the fixture yoke is compatible with the M10 attachment bolt.
- Check that the quick-release handle has full clearance to rotate during tightening.
Why Choose Truss Genius?
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Experience the Truss Genius Difference
Trusted by staging professionals nationwide, Truss Genius delivers certified components, expert guidance, and a seamless purchasing experience.
Contact us today to order the EVT50C-BQR and enhance the efficiency of your lighting rig.



