For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

PASSAGE FUNCTION: Passage door locks are used on doors in hallways, closets, and other rooms where a key is not necessary. The passage/hall/closet function is freely operational from both sides of the door at all times.

DIMENSIONS: Adjustable latch to fit the two most common back sets in the U.S. (2-3/4-inch and 2-3/8-inch). 1-3/8 inch to 1-3/4 inch (35mm to 45mm). They are suitable for both commercial and domestic applications.

DURABLE: Each BIGLUFU door knob is ANSI Grade 3 certified, guaranteed to show no wear for over 200,000 cycles. Satin Stainless steel knobs, high quality, durable, and resist corrosion.

EASY INSTALLATION: Install your door knob in a flash! We provide installation screws, so you can install the passage door knob with just a screwdriver. Save the cost of installation.

WARANTY: If there is any quality or installation issue with our round door handle, please feel free to contact us, we will reply you in 24 hours.