Modular furniture, designed by you.
Steel modular furniture, built to your size. Built to the USM Haller® connector geometry. Factory-direct — see your delivered price before you decide.
10-year warranty · DDP shipping worldwide · 14-day returns on eligible items (restocking fee may apply)
Configure modular furniture to your dimensions.
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Every image shows a real Klackjoy order, photographed during factory acceptance.
Need a fit check? Send us a photo.
Compatibility with USM Haller® parts is confirmed for the stated dimensions: 25 mm ball connectors with an M8 internal thread; width, depth, and height can each be selected independently from nine standard centre-to-centre tube lengths — 100, 150, 175, 250, 350, 395, 500, 595, and 750 mm. Send us a photo of your parts for a fit check; we’ll confirm fit before you pay. Independently manufactured.
Send us your space. We'll design it.
Can't find the perfect configuration? Our design team offers free 3D planning services.
Questions? We've Got Answers.
The essentials on compatibility, materials, and returns — so you can buy with confidence.