This keyed entry tubular lever lock is a standard American residential exterior door hardware, designed for front entry doors, side entry doors, back doors, home office doors and garage entry doors that require keyed security access. It features a key cylinder on the exterior lever and a thumb-turn button on the interior side, allowing you to lock and unlock from outside with a matching key, or from inside by simply turning the thumb-turn knob. Built with tubular lock construction, it is easy to install and fits standard pre-drilled residential door holes across USA, Canada and Australia.

Yes, this residential grade tubular keyed entry door lever fully complies with North American residential door hardware standards, compatible with most 1-3/8" to 1-3/4" thick exterior and interior wooden doors in American houses, townhomes and apartments. It comes with a standard 2-3/8" backset tubular latch pre-installed, perfectly fitting standard pre-bored tubular door holes of residential properties, no additional drilling or modification required for most standard US front doors.

The lever handle and rosette are constructed with solid zinc alloy base, finished with premium brushed satin nickel coating that resists fingerprints, scratches and daily wear for long-lasting residential use. The exterior key cylinder is made of solid brass with anti-pick pin tumbler mechanism, paired with stainless steel latch bolt to resist corrosion and outdoor weather exposure. All internal spring and mechanical components are heavy-duty cycle tested to ensure reliable daily operation for residential entry security.

Each keyed entry lever lock set comes with 2 identical brass keys as standard residential hardware configuration, suitable for single-family home and apartment use. The pin tumbler cylinder adopts standard residential keyway design, allowing homeowners to rekey the lock to match existing house key sets by a local locksmith if you need all entry doors to operate with one unified key.

1. Security Level: Keyed entry lock features a full key cylinder on the exterior side for outdoor entry security protection; Privacy lock has no key cylinder, only an emergency pin hole for interior private rooms like bathroom and bedroom.          
2. Application Scenarios: Keyed entry tubular lever is for exterior front doors, back doors, office entry doors; Privacy lever is for interior bathroom, bedroom and restroom doors.          
3. Unlocking Method: Keyed entry lock opens with a physical key from outside; Privacy lock can only be unlocked from inside with a turn button, or emergency pin from outside for accidental lock-in situations.          
Both share the same tubular installation structure and residential grade standard, only differ in security function and application location.

Each keyed entry lever lock set comes with complete residential installation accessories: tubular latch assembly, adjustable strike plate, matching mounting screws, paper installation template and step-by-step English installation manual. No extra parts or special tools required, homeowners can finish DIY installation within 15 minutes on standard American pre-drilled doors using only a basic screwdriver.

This residential tubular keyed entry door lever features reversible handed design, compatible with both left-handed and right-handed swing entry doors. You can easily flip the lever handle direction in seconds without disassembling the entire lock body or key cylinder, making it flexible for all front door layout configurations in American residential houses.

This American residential keyed entry lever lock has passed 200,000 opening-closing cycle tests, fully meeting standard residential hardware durability requirements. The premium brushed nickel finish effectively prevents oxidation, corrosion and surface wear, suitable for long-term daily use on family home entry doors, rental properties and vacation residential houses with moderate traffic frequency.

Yes, this residential keyed entry lock uses a standard pin tumbler cylinder with common residential keyway, which can be easily rekeyed by a professional locksmith to match your existing house key set. This is especially useful when you purchase multiple entry door levers for the same property, allowing all exterior doors to operate with one single key for residential convenience.