Mechanical Door Knob Lock 3091 SN

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Product Description:

Product Name:  Mechanical Door Knob Lock  3091 SN

Product Information






AB/AC/PB/SB/SS/PSS/WR/WH (other finish is also available)

Door Thickness

35-50mm, other thickness available upon request




Brass cylinder


Normal/Computer key (brass/steel)


60/70mm adjustable tubular latch



Quality Standard

ANSI Grade 3


Box package, 24 Sets/Carton

N. W. per Ctn

12 Kg

G. W. Per Ctn

13 Kg

Payment Terms

T/T (30% deposit, 70% pay before shipment)


40-45 days upon order confirmation

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Q:Peugeot 207 hatchback door lock
207 only left rear door and right rear door with child lock, locked after can not be opened from the inside. 207 right front door is no children lock, and some car console has a "LOCK key", press the whole car lock the door, left front door and right front door need to pull open twice, to open the door, this function you You can confirm that there is no 207. Why the right front door no child lock? Children can not do in the co-pilot seat, when the airbag is open, the consequences can not be imagined! Too small children, the seat of the seat seat seat can not guarantee its safety, children will slide out from the gap, the consequences can not imagine! All right front doors have no child lock. Why is the left front door without a child lock? There is a corresponding driver's license to open the corresponding car. After driving, the door can not be opened at random! The The When the vehicle is running, the car will automatically lock, the door can not be opened from the inside once. If you find your car in the process of driving, use the open once put the door open, please go to 4S shop inspection, compared with the same models. Special circumstances, in the vehicle driving, the crew need to get off, you must pull twice open. Read the instructions of the vehicle in detail, very helpful to the novice.
Q:Millet phone screen lock can not open how to do? Screen display to log millet account, but the password lost, but can not log on.
Suggest the landlord took the brush machine unlock it
Q:How to distinguish between single tongue lock and double tongue lock?
The first door is a door lock, is a family door, is home outside the watershed, it must have a special function, that is, the role of insurance security, so the door lock, also known as insurance lock or anti-theft lock, in the choice Should pay attention to the distance between the door and the door can not be less than 80cm, or your security door will be locked in the door locked and not on the security door. The second is a channel lock, it is only the role of the door handle and hit the bead, this lock is not insurance function, apply to the kitchen, hall, living room, dining room and children's door locks. The third lock for the bathroom lock, which is locked inside, in the door with a key to open, apply to the bathroom or bathroom. The fourth lock is the bedroom lock, locked in the insurance inside, the outside must be opened with a key, apply to the bedroom and balcony door.
Q:Meizu x4 why the phone just said that was locked, but also shows the phone number to enter the password
System chaos, the most famous system known as bugme, all loopholes, a fault, try not to buy
Q:Can not lock the door only with the key lock is going on?
Hello, you look at the key there is no electricity, no electricity can not press the anti-theft device, there may be anti-theft motor burned, it is possible to fuse burned
Q:Iphone set up a power-on password, then the phone is not automatically unlocked
Is the answer after the phone directly back to the lock screen state
Q:Fantasy Westward Journey to buy a number, and password lock forget how to do
Unlock password? CBG just bought the number is not unlock the password should first set up their own as long as the documents in the film to take two photos of the positive and then go to the customer service to submit a few minutes to modify any information such as security code unlock code binding security products Wait
Q:Lock safety level to H level what meaning
1.A level: The key for the flat or crescent-shaped, single or double-sided with a row of concave spoon or cross-shaped four-sided convex groove; 2.B level: The key for the flat or crescent-shaped, single or double-sided with two rows of concave spoon or cylindrical multi-point concave spoon; 3. Super B: The key for the flat type, single or double sided with two rows of concave plus S-shaped slot, or inside and outside the double snake-type spoon; select: The most secure lock cylinder has been upgraded to B-class and ultra-B-class, the best time to buy election super B-class.
Q:I am an Apple phone brush machine, the ID number and password can not activate the phone? Show: This ID can not unlock this iPhone! The Seeking high
You use the id is not the original binding id your so-called password and id correct is just an available id can correspond to the password, but not the binding id
Q:Why Bora door lock, pull the door handle will not alarm
Hello, pull the door when the door did not open it? Do not open is not alarm. If this is the case, the alarm is not allowed abroad. Because there will be noise pollution [car problems, ask the car master. 4S shop professional technician, 10 minutes to solve. To

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