4″ extension for Regalo Easy Step and Widespan Safety Gates · Extension for Model #1158, #1160, #1161, 1163WS, 1164W, 1164EB, 1164EP, 1165, 1165W. Extends the width of Regalo safety gate 24″; Simplistic set up with no tools required; Only compatible with Regalo easy step and wide span safety gate, model’s . Find helpful customer reviews and review ratings for Regalo 4-Inch Wide Extension Kit, Only for Easy Step Extra Tall Gate, model 1166 at Amazon.com. Products 1 – 24 of 133 – Cardinal Gates 11-Inch Extra Tall Gate Extension in White. Free Shipping . $43.99. Regalo® Easy Step Metal Walk-Through Wide Gate. Shop for baby gate extension regalo online at Target. Free shipping on purchases over $35 and save 5% every day with your Target REDcard. Items 1 – 50 of 163 – Regalo Easy Step Extra Wide Walk Thru Gate, 29-44 Inches Wide, White . Panel Extension Kit 36″W Regalo Home Decor Super Wide Gate .