Cylinder Knob Door Lock 578-B

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China Main Port
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100000 Pcs/Pc per month pc/month

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Product Description:

Product Name:  Cylinder Knob Door Lock 578-B

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:Do not lock the key?
If the person did not unlock, it can only destroy the lock
Q:Changan car door key to keep a few times why not use it
Pro, hello Into the protection mode, and after a while it! Do not worry! I hope my answer can help you, please also set as the best answer! Thank you!
Q:Is the electronic smart lock safe?
Lock and the key of the exact time of the invention has not test, and the ancient civilizations have their own invention of the lock and key.
Q:Car door lock for the lock cylinder, the original remote control keys still use it
Hello car owners, lock core with remote control is two systems! Remote control can be used normally!
Q:Motorcycle electric lock method
Red is from the battery positive fuse that line is the line is the main line to open the electric door lock red helium Ji Ji Ken Berry stables meet the ink line positive current to the black line output motorcycle full car line connected green tapping black and white flame line is off The electric door locks the car to stop
Q:What are the key types of electronic door locks?
Electronic door lock type - classification introduction 1, button-type electronic lock: the use of keyboard (or combination of buttons) to enter the unlock password, easy to operate. Internal control circuits often use electronic lock ASICs. 2, dial-type electronic lock: the use of mechanical dial switch input lock password. Many key-type electronic locks can be converted into dial-type electronic locks. 3, electronic key electronic lock: the use of electronic key input (or as) unlock password. The electronic key is an important part of the control circuit. Electronic key can be composed of components or components composed of unit circuits, made of small handheld unit
Q:Will the bank card password be locked and can the call be opened?
Can not open the call, go to the bank you do card, take the ID card directly to the counter to do on the line, at least three working days to open.
Q:Where is the authorization code for the dongle software lock?
First of all you use the round side of the software is a dongle, simple software is not afford to use, there is no one will have a password to encrypt the dog. D version of the dongle has a dongle license key reader, you can directly read the authorization code. Genuine is the round company to give you a few strings of numbers
Q:Roewe 350 driving the door lock on the outside of a dozen to open
Hello, this may be the door lock control module failure, if my answer to your help, please set the best answer.
Q:His iPhone was locked, was a liar online to a iCloud account, and then I landed to his cell phone, and then
Their own mobile phone absolutely can not login someone else's ID, locked you give him 500 he may not give you unlock, no purchase certificate, then sale will not give you unlock, brush machine or restore factory settings or need this id password activation. No way, it is recommended to call 400 after-sales asked it. Thank you for adopting

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