Baby Delight SizeWise™ Pressure Mounted Wooden Gate Extension 4" | Compatible with SizeWise Baby & Pet Gates | Custom Fit for Hallways & Doorways | Easy Installation | Solid Beech Wood Finish 4" Pressure-Mounted Extension is up for auction in Baby Products. The current bid is $3.00, 88% below the $24.90 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.