Hardened Bicycle Locks and U Locks

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 300 Pieces pc

Supply Capability:: 32000 Pieces per Month pc/month

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*hardened bicycle lock with good quality and low price.

*MOQ: 300pcs

*Product: U-Lock for motorcycles

*Model No.:320

*Lock cylinder: YUEMA racing lock core

*Lock body: Φ32mm alloy steel, chromed

*Shackle: Φ20mm steel, heat-treated ,white zinc plated

*Specifications: 223.5*245*32mm

*Packages: blister paper card,10 pcs/ctn

*Weight:2.5kg/piece

Q: Yue Ma lock good? Yue Ma lock is not expensive: Especially their 750 leaf lock series, whether it is old-fashioned door or gourd do not have to do a good job. As for the price of course is not cheap, the price is in the country, the middle reaches.

Q: Hacker anti-theft door lock how: This lock has two locking tongue, that is, tongue and oblique tongue, its structural characteristics and the previously described similar to the lock. But also installed in the anti-theft door more, it also has a flat lock and semi-circular lock, left the mouth lock and right business lock, single-head lock and double-headed lock points.

Q: The key was stuck in the lock: To the keyhole irrigation point pencil gray more than open several times like, do not lock the oil in the keyhole, or not a few locks on the scrapped.

Q: What are the valve locks?: Valve locks, including ball valve lock, butterfly valve lock, gate valve lock, universal valve safety locks and so on. Domestic production of the valve lock manufacturers have Wenzhou Beidi, Tianjin, the new strength of the United States Ma Site.

Q: Anti-theft door locks can be changed inside and outside: Some special models, such as Paul Dean 11, Wang Li special, old-fashioned security lock can not change inside and outside, universal gourd-type lock, there are some brands can, there are some

Q: Security door in the A-level lock, B-lock, C-level lock What is the difference?: A-level lock: Currently on the market A-level anti-theft lock key is a word key and cross key. A-level cylinder internal structure is very simple, limited to the changes in the ball, the ball slot less shallow. Anti-technical open time 1 minute, the opening rate is extremely high. The ball structure is a single row of balls or a cross lock.

Q: When was the lock and the key invented?: We are now widely used in the ball lock, the United States is a small Nerus Yale invented in 1860. While the invention of the keys was later than the ancient Egyptians were the world's first to use the keys. Their lock is a wooden door bolt into a slot, the top of the groove there is a wooden bolt. When the plug is inserted into the groove, the wooden plug will be inserted into the hole of the bolt. In this way, the bolt will be very strong, you must use the key to open. As the Egyptian lock can only be used in the side of the door bolt is not conducive to the flexibility to open and close, so the Greeks on this basis, but also developed a lock from the other side can be opened. The keys made by the Greeks are a curved stick, shaped like a small sickle with a farmer. But there are some keys up to 3 feet, must be carried on the shoulders to move, quite heavy. The Romans can be said to be the most sophisticated locksmith of ancient times, and they have considerable research on the standard of making keys, and have learned that the nails at the end of the key are cut into various shapes.

Q: Heard torch lock security performance is very good, is that right?: The key into the exact location of the keyhole, the key front hole will be inserted into the lock cylinder and the top of the smart key. The top of the smart key will be accurate above the top of the marbles, which brake cylinder. Only the smart keys and leaves together, in order to successfully open the lock.

Q: How to maintain locks: The use of some zinc alloy and copper locks, installed on the door for a long time will find a "spot", this phenomenon does not belong to rust, but belongs to oxidation, if this happens, as long as the surface Wax spray can remove the spots.

Q: Separation lock and split lock: Another way to reduce lock competition is to reduce the frequency of thread request locks. Lock splitting and lock striping are two ways to achieve this. Independent state variables should be protected using a separate lock. Sometimes the developer will incorrectly use a lock to protect all state variables. These techniques reduce the granularity of the lock and achieve better scalability. However, these locks need to be carefully assigned to reduce the risk of deadlocks.

We are specializing in making a series of mechanical locks for vehicles, safes and doors. Most of our products have obtained national patent certificates. Our products also have been recommended by the Ministry of Public Security as the security and protection products for many years. We welcome friends all over the world to visit us!

1. Manufacturer Overview

Location	Guangdong,China (Mainland)
Year Established	2007
Annual Output Value
Main Markets	North America 2% South America 1% Eastern Europe 1% Southeast Asia 3% Africa 5% Mid East 5% Eastern Asia 3% Domestic Market 80%
Company Certifications	ISO 9001:2008

2. Manufacturer Certificates

a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability

a) Trade Capacity
Nearest Port
Export Percentage	1% - 10%
No.of Employees in Trade Department
Language Spoken:
b) Factory Information
Factory Size:	10,000-30,000 square meters
No. of Production Lines
Contract Manufacturing	OEM Service Offered Design Service Offered Buyer Label Offered
Product Price Range