The Angle-Mount Safeway® Gate is an extension of the series rated number one for the top of a stairs by a leading independent consumer organization. This Wood Safeway has Angle-Mount hardware that allows the gate to be installed in any position, including angled banisters, walls, and may be used as a window barrier. One Optional Extension Kit for openings 42�" - 51�" Two Optional Extension Kits for openings 51" - 60" This Safeway has Angle-Mount hardware that allows the gate to be installed in any position, including angled banisters and walls. Stands 31" high and constructed of strong tubular steel. Basic gate fits openings 28" - 42 �". Optional extensions available for larger openings. You may use the KP-K10 GATE INSTALLATION KIT with all wall mounted gates. Features include: one hand, adult operated walk though gate; Angle-Mount hardware system' Quick release hardware for easy gate removel' and durable steel constructions. It stands 31" high making it great for children and pets. See Gate Selection Chart on Kidproteq's Home Page