Blulu Double Ended Conical Coupler 8 Pack - Durable 50mm Truss

In this review the Blulu 8 Pack Double Ended Conical Coupler earns its place as a practical, no-nonsense solution for anyone who needs reliable 50mm truss connections. The bottom line: these galvanized iron couplers are built for longevity and routine use, making them a sensible buy for event techs, rental houses, and serious DIY builders who want a straightforward way to join F34 and F33 pipe. The set includes pins and R-clips so installers can complete joints quickly without scavenging small parts.

Key Features

• Robust Construction: Galvanized iron construction provides rust and corrosion resistance so joints stay dependable in frequent use.
• Complete Value Pack: Eight double ended couplers with 16 tapered shear pins and 16 R-cotter pins means a ready-to-use kit for multiple connections.
• Quick Installation: The tapered pin and R-clip system allows fast assembly and disassembly of truss segments with minimal tooling.
• Precise Fit for 50mm Pipe: Designed to fit F34 and F33 50mm truss pipe, ensuring a secure join that resists slipping under typical loading conditions.
• Versatile Use: Suitable for stage lighting rigs, trade show frames, and home workshop projects where standard truss joinery is required.

Who It's For

The Blulu coupler set is aimed at live sound and stage crews, lighting technicians, rental companies, and hobbyists who assemble truss frames regularly. It is especially useful when multiple identical joints are needed quickly since the pack includes enough pins and R-clips to complete eight connections without extra parts.

Those who should look elsewhere include buyers who need specialty couplers for nonstandard pipe diameters or users who require load-rated, certified hardware for permanent structural installations; this product is best for temporary or semi-permanent truss assemblies and general stage use.

Pros & Cons

Pros

• Durable galvanized iron construction resists rust and extends service life.
• Complete kit with pins and R-clips reduces additional purchases and speeds setup.
• Fits common F34 and F33 50mm pipe for broad compatibility in lighting work.
• Simple, intuitive installation saves time during rigging and teardown.

Cons

• Not described as a certified structural fitting for permanent load-bearing installations, so professionals needing stamped ratings should verify suitability.
• Finish color may vary slightly and manual measurement tolerance is noted, so exact fit should be confirmed before final assembly.

Specifications

Material	Galvanized iron
Compatible pipe	F34 and F33 50mm pipe
Package contents	8 couplers, 16 tapered shear pins, 16 R-cotter pins
Color	Silver
Use case	Truss tube joints and stage lighting connections

Our Verdict

The Blulu 8 Pack Double Ended Conical Coupler is a solid value for event crews and DIYers who need dependable, easy-to-install 50mm truss connectors. With galvanized iron construction and a complete set of pins and clips, it simplifies rigging and teardown and offers long service life for routine stage and display work.

Frequently Asked Questions

Do these couplers fit standard 50mm truss pipe?
Yes, they are designed to fit F34 and F33 50mm pipe and provide a secure connection for typical truss assemblies.

Are pins and clips included in the package?
Yes, the package includes 16 tapered shear pins and 16 R-cotter pins along with the eight couplers so joints can be completed immediately.

Can these be used for permanent structural installations?
These couplers are intended for stage and temporary truss work; buyers needing certified structural hardware for permanent load-bearing use should confirm ratings with an engineer or choose rated fittings.