There?s nothing basic about it. The Qdos Extending SafeGate meets the toughest European Safety Standards as well as the US and Canadian Standards. It?s the perfect top of stair gate, with no trip hazard and can be used all over the house including any situations requiring an angle mount. The included baseboard adapters allow you to install the gate perfectly over baseboards up to 0.75? (19 mm) thick and 4.25? (11 cm) tall. The top adapter also comes with spacers to allow you to mount the FastMount rail perfectly vertical even if the wall isn?t perfect, without the need for any additional accessories. The strong and secure metal construction will last for years, and Qdos easy to use templates are included for simple installation. Choose A Higher Standard of Safety ? Qdos. Meets tough European Safety Standard, as well as US and Canadian Standards; Sturdy and strong metal construction; Easy one-handed use for convenience; Perfect top of stair gate - no trip hazard; One way stop to prevent opening over stairs; Flexible installation - can be angle mounted up to 180 degrees; Qdos quick templates included for easy installation; Fits openings from 25.6? ? 41? (65 ? 104 cm);.