{"product_id":"master-lock-5420ec-set-your-own-combination-portable-lock-box-secure","title":"Master Lock 5420EC Set Your Own Combination Portable Lock Box - Secure","description":"\u003cp\u003eIn this review of the Master Lock 5420EC portable lock box, the bottom line is simple: it is a practical, weather resistant key safe best suited for homeowners, property managers, and caretakers who need a straightforward way to share keys without handing them over in person. The unit's biggest selling point is the user controlled 4 digit combination and the adjustable shackle that cinches to a wide range of door knob styles, making it easy to install and convenient for regular use while keeping keys accessible yet out of plain sight.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eAdjustable shackle:\u003c\/strong\u003e The adjustable shackle cinches tightly to most lever, ball, biscuit, and tulip door knob styles so the box stays put during daily use.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSet your own combination:\u003c\/strong\u003e The 4 digit combination can be set and reset by the owner, allowing thousands of personalized codes for easy recall and shared access.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWeather protection:\u003c\/strong\u003e A vinyl coated shackle, molded bumper and weather cover protect the metal body and combination dials from outdoor elements and scratching.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Metal body construction gives the box durability for indoor and outdoor use while maintaining a discreet black finish.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eGenerous capacity:\u003c\/strong\u003e The internal layout holds up to six standard keys, making it useful for families or small teams who need shared entry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Master Lock 5420EC is aimed at homeowners, short term rental hosts, maintenance personnel, and real estate agents who need a simple, portable way to share keys without rekeying locks or distributing duplicates. It is especially practical where an adjustable attachment is useful and weather exposure is a factor.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include people requiring maximum high security tamper resistance or electronic access control, since this box relies on a mechanical 4 digit code and a physical shackle rather than electronic authentication or reinforced safe steel.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eEasy to program and reset the 4 digit combination for simple shared access.\u003c\/li\u003e\n \u003cli\u003eAdjustable shackle fits many knob styles, helping ensure a tight, stable mount.\u003c\/li\u003e\n \u003cli\u003eWeather cover, vinyl coating and molded bumper reduce corrosion and scratching for outdoor use.\u003c\/li\u003e\n \u003cli\u003eCompact internal space holds up to six keys, useful for families or small teams.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSome users report mixed long term functionality with the combination mechanism after repeated use, so heavy daily use could reveal mechanical wear.\u003c\/li\u003e\n \u003cli\u003eNot intended as a substitute for a high security safe; it offers convenient access rather than maximum theft resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eExternal Dimensions\u003c\/td\u003e\n\u003ctd\u003e7 in H x 2.875 in W x 2.06 in D\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eInternal Dimensions\u003c\/td\u003e\n\u003ctd\u003e4.188 in H x 2.375 in W x 1 in D\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eShackle Length\u003c\/td\u003e\n\u003ctd\u003e0.75 in to 1.75 in (19 mm to 44 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eShackle Width\u003c\/td\u003e\n\u003ctd\u003e1.406 in (35.71 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eShackle Diameter\u003c\/td\u003e\n\u003ctd\u003e0.375 in (9.52 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eKey Capacity\u003c\/td\u003e\n\u003ctd\u003eHolds up to 6 keys\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Master Lock 5420EC is a sensible, value oriented key lock box for anyone who needs easy, shared access to keys outdoors or indoors. Its adjustable shackle and customizable 4 digit combination make it flexible and user friendly, while the metal construction and weather cover add durability. It is a good buy for homeowners and property managers who prioritize convenience over maximum security.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I change the combination?\u003c\/strong\u003e\u003cbr\u003eYes. The 4 digit combination can be set and reset by the owner to create thousands of personalized codes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many keys will it hold?\u003c\/strong\u003e\u003cbr\u003eThe internal compartment is sized to hold up to six standard keys.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it suitable for outdoor use?\u003c\/strong\u003e\u003cbr\u003eYes. The unit has a vinyl coated shackle, molded bumper and weather cover to protect the dials and finish from the elements.\u003c\/p\u003e","brand":"Master Lock","offers":[{"title":"Default Title","offer_id":48256111870171,"sku":"B07FD2N88X","price":43.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51j47zV_XbL._AC_SL1000.jpg?v=1778231236","url":"https:\/\/gearmusthave.com\/products\/master-lock-5420ec-set-your-own-combination-portable-lock-box-secure","provider":"GearMustHave","version":"1.0","type":"link"}