Mechanical Door Knob Lock 3091 AB

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Product Description:

Product Name:  Mechanical Door Knob Lock  3091 AB

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:Key card to the door lock, how can not pull out, how to do
Do not panic, do not use things casually digging, you can use the needle to the keyhole injection of a little oil, and then slowly remove the key.
Q:Car door remote control bad, how to match it!
This seems to have to go to 4S shop, with your key to the frequency, not a key it! The Not anxious that a good enough ah
Q:Bought a second-hand ipad, remove icloud account, need a password how to do
So that I can help you. 50 to help you get
Q:Canon camera memory card lock?
Next to a sliding lock button, slide to the other side on the line
Q:What is the tube well lock
Tube lock is also called simple door locks, universal door locks, pipe doors, electrical doors, line doors and other special locks.
Q:To determine the broken core is not bad, how to judge
The first may be your lock is fixed too tight, causing the key to screw the head, resulting in rebound when the lock body can not drive the tongue rebound; The second possibility is the lock body problem, inside the mechanical transmission device has a problem, so that the tongue can not rebound. From the door to the material on the distinction, from good to bad followed by copper, stainless steel, zinc alloy, aluminum, iron. In the price is not necessarily copper than stainless steel, the material is solid and hollow. In the choice of time to carefully weigh the weight. The third is security. The lock core is the key to the key to a lock. Small is related to the loss of items, large is related to the safety of life. So when you choose the lock to be particularly important to this point.
Q:WeChat payment is locked how to pay the password forgotten, before the binding of the bank card has been canceled, the phone number has changed, can not find it back locked
I now also encountered such a problem, ask the landlord to solve it? How to get back the payment password?
Q:X5 after the flame, with the key remote control lock the door, why a door lock can not open, you can open. The other three doors are locked?
Hello there. Maybe the door of the lock is not good. [Car problems, ask the car master. 4S shop professional technician, 10 minutes to solve. To
Q:Lifan 620 installation of anti-theft device how to connect the original car central door lock
In the air conditioning central control panel inside the plug. In that can be connected to the line. Is a negative connection. Unknown, then add Q
Q:How to pad padlocks
You can put the door key to a rope hanging on the neck ah! Do not open the door to open, and directly hanging neck to open the door! It will not forget! It is necessary to use the leverage principle when violence is unlocked. Take a hard stick inside the padlock, and then pull down the stick. In theory, the longer the stick, the more provincial effort, but long easy to break or bend.

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