The bottom brackets of the Strong 3mm clamping system are made of steel and allow a maximum adjustment range of 5.5mm in depth and 6mm of height adjustment so you can properly level the drawer without problems. Its dimensions are 42 mm wide in the area of ​​attachment to the wall and 75 mm wide at the base where the furniture is positioned. Its height is 135 mm total and the depth of the base is 54 mm. Each fixing hole through which the screws are inserted has a diameter of 8 mm, its packaging is offered in 25 units and its finish is only zinc-plated.