Seamlessly connects to other Systainers, Sortainers and to Festool CT Dust Extractors for easy;Work more efficiently by stacking and latching tools and related accessories to create highly;Made of durable, robust, high quality ABS for long service-life;All Systainers share an identical footprint for easy stacking, storing, and transport;SYS 1 Dimensions: 15 5/8in x 11 5/8in x 4in (395 x 295 x 105mm), 3.1lbs