The Auto-Lock Gate is a great gate for high traffic areas, thanks to a patented latch that allows rapid pass-through in either direction. Simply pull and twist the latch to open and to close, just swing the gate shut. This child and pet gate has quick and simple installation - perfect for those with little time to fuss! The gate is constructed of aluminum, which is lighter weight than steel and rustproof. The powder-coated finish provides a long lasting easy-to-clean surface and is available in White and Black. Extensions for both colors are available in 2 sizes:  12" (adds 10.5" to gate) and 23" (adds 21.75" to gate). Gate width is adjustable 26" to 40" Height 29 1/2"   Bar Spacing 2 1/2" .