The KUPO KCP-811B Mini Coupler 25 is a black small-tube coupler for 23 to 25.4 mm outside . Machined from 6061-T6 extruded aluminum alloy, it gives retail, museum, exhibition, scenic, and architectural installers a compact fixed rigging option for tube smaller than standard 2" hardware.
Why It Matters
The 25 mm fixed coupler is for small-tube structures where a full-size clamp looks wrong and seats poorly. It gives installers the right grip size with hardware suited to compact display tube.
Key Features
23 to 25.4 mm feasible tube size matches common 25 mm small-tube structures
100 kg Working Load Limit gives a defined rating for lightweight rigging tasks
1/4"-20 x 3/4" bolt plus nylon lock nut provides the specific connection style for this variant
6061-T6 extruded aluminum alloy keeps the coupler light and corrosion resistant
Matte black anodized finish hides in dark scenic and display environments
Applications
Use it for retail displays, museum casework, exhibition booths, compact scenic structures, and lightweight fixtures on 25 mm small tube.
Compatibility
Fits 23 to 25.4 mm outside . It belongs to KUPOs mini coupler system covering 20 mm through 40 mm small-tube sizes.
Frequently Asked Questions
Why use the 25 mm mini coupler?
Use it when the tube outside diameter is 23 to 25.4 mm. A larger coupler can look bulky and may not seat properly.
Is the tube size based on nominal size or actual outside diameter?
Use actual outside diameter. This SKU is specified for 23 to 25.4 mm tube.
Why pick black?
Black helps the coupler disappear into dark scenic frames, museum displays, or camera-facing installs.
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