BKL Electronic Power Cable Assemblies Extension 610772 - BKL 2800029, The BKL Electronic 2800029 extension features a 4 mm² cable with a length of 1 metre. This robust extension is commonly used for electrical connections requiring reliable and durable cabling. Typically, it is applied in settings demanding secure and efficient power distribution. BKL 2800029 Solar extension Cable set 4mm² 1 m 2 Cables with Plugs