Our Pet Studio™ Pressure-Mounted X-Tall Gates have an extra-tall height of 41" that is ideal for containing large dogs. Security latch opens easily with one hand and locks automatically. Gate opens in both directions and swings shut. Stop mechanism allows gate to be propped open at a 90-degree angle. Pressure-mounted design —no hardware or tools required.  Spacing on either side of gate ranges from 1.5"-4.5", depending on the width of the opening.