Suggested Retail: $44.99. 1 SET INCLUDED. WinLock Window Security Bar for Child Safety, Burglary Prevention Locks an Open Window with A/C and Fans, Dual Double Hung Window Protection, Solid Steel, Adjustable, Black - WinLock is an open window protector that promotes child safety and prevents burglary by interlocking the windows. It is made with steel, providing dual double hung protection. Easy to install with no tools needed, this device is fully adjustable to most heights of a room air conditioner or dual fan. It can also be used for hurricane window protection. Note: For larger width or size, modifications are available. Model: ‎18 -- LOT STICKER: TCE-BOX-PALLETCED71-ITEM-0a24c26e___LPNNE49YVMXQR Smart Guard WinLock Window Security Bar for Child Safety, Burglary Prevention Locks an Open Window with AC and Fans, Dual Double Hung Window Protection, Solid Steel, Adjustable 3 to 17.5"", Black -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.