ZS Push washer 10.5 mm Application area: The fastest rail design: + The ZS Push button can be used to combine all common RECA toothed rails with ZS Push connectors + The positive-fit and friction-locked connection of the toothed design ensures safety + Saves time, flexible, quick to remove and reusable + 3D fasteners enable three-dimensional constructions + Material: Steel, electrolytically zinc plated