About this item [Premium Version with Heavier and Stronger Unibody]: This double door lockout device is made of diecasted solid aluminum alloy and brass with unibody design, it is a high quality solution as double door lock with key and french door lock, 3 keys are included for internal use or external use. It provides extra security as door barricade or double door security device. [Suits for Knobset and Handle set of Double Door]: This dementia door lock for double door and french door as double baby proof double door handle lock, is designed with bigger range of adjustment, it suits most of knobset and some handleset with tighter locking, locking status indications are presented clearly. It can be used as a portable door lock, removeable door lock and no drilling lock without any installtion. [Perfort for Indoor Use and Also Workable for Outdoor use]: The double door lock for kids safety can be a perfect solution of extra lock for door from inside, because of the cylinder and keys, it can provide additional security for burglar proof door lock (remark: it can not replace the normal handleset or knobset from safety point of view). It is like a smaller but strong double door barricade security bar. [Bigger Range of Locking Adjustment]: Please verify the size before placing order. Thought the lock has big range of adjustment to suit most double door lock set, still please check your french door lock, bifold door lock, closet locks for double doors and double door locks for front door or double door lock for interior french doors. [Quality Service]: Conform to the return policy (30 days) and 24/7 email support, welcome to contact the customer service for any problem during lifetime of this double door barricader and kid proof double door lock. [Extended Version] Please be aware this extended verssion is with a bigger adjustment locking range 4-7/8 ~ 12-3/16" (124 ~ 310mm), please select the proper versison per your double door lock (knobs or handles separation of your double doors, there are other sizes available for your choice. Overview Brand: AST Special Feature: Sliding snib and high security level of cylinder for both indoor use and outdoor use Lock Type: Portable door lock for double door Item dimensions L x W x H: 15.75 x 5.87 x 1.57 inches Material: Diecasted metal (aluminum alloy) and brass
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