The Number "ONE" Locksmiths for your area and surrounding areas.

Approved by the Government and Police.

The Number "ONE" Locksmiths for your area and surrounding areas.


The Number "ONE" Locksmiths for your area and surrounding areas.

Approved by the Government and Police.

The Number "ONE" Locksmiths for your area and surrounding areas.


Our Carpenters will supply and fit a Chubb 3K74 or 3K74e plus any other type of lock which you require, we cover most of the Oxfordshire and Gloucestershire areas. Our Locksmiths will open all makes of locks for you as well as replace them if required.


The 3K74 or Chubb 3K74e are high security sash locks which can be purchased through our "WEB SHOP". The 3K74e has replaced the original 3K74, and has the new Insurance approved kite mark BS3621:2004.

It has a longer bolt than the 3K74.

The Chubb 3K74 can be passed with a number of Chubb Locks such as the 3G114. which can be used for the front door, whilst the 3K74e can be fitted to exterior back doors.

It comes in a silver finish with either brass or chrome forend finish.

Manufactured to the same high security specification as 3G114e, this is a sashlock which can be used both for commercial and domestic use and is insurance approved

The Chubb Roller latch bolt, means the lock is suitable for fitting to doors both left and right hand hung, without modification.

The 3K74e conforms to BS3621:2004.

It can be locked or unlocked by key from either side. Roller latch bolt is withdrawn by lever handle from either side.

It comes with 3 keys and strike plate plus all fixing screws.

ALL LOCKS FITTED BY OUR MASTER LOCKSMITHS COME WITH OUR GUARANTEE.

We do not charge extra for keying these locks alike.



The 3K74 has a smaller deadbolt than the 3K74e and is really used for a straight replacement lock.

The Chubb 3K74 5 Lever British Standard Sash lock is locked or unlocked by key from either side.

The roller latch bolt withdrawn by lever handle from either side.

The roller latch bolt means the lock is suitable for fitting on doors both left and right hand hung, without modification.

The handing is reversible.

The Chubb 3K74 5 Lever British Standard Sash lock is available keyed alike and comes with a total of 2 keys supplied, plus all fixing screws and strike plate.

It comes in a silver finish with either brass or chrome forend finish.

It works on a 5 lever mechanism and has a minimum of 1000 differs

If you would like these locks to pass either with each other or with any other lock in this range, or would like the price on any lock fitting not shown on our pages, please call us.

We also sell these locks plus many more on our WEB SHOP.

Call us on mobile 07904 892167

We are the Number "ONE" Chubb 3K74 as well as the 3K74e fitters for the Oxfordshire and Gloucestershire areas.


HERE AT MASTER 24-7 LOCKSMITHS.CO.UK

WE UNDERTAKE ALL FORMS OF GENERAL LOCKSMITH WORK

IF YOU WOULD LIKE ANY ADVICE ON LOCKS OR ARE NOT SURE ON WHAT LOCKS YOU REQUIRE, PLEASE TELEPHONE OUR OFFICE ON

07904 892167

A MEMBER OF OUR LOCKSMITH TEAM WILL ALWAYS BE WILLING TO HELP YOU.

As well as our Deadlock, Fitting and Rim Lock Fitting Service

WE OFFER.

*  LOCKSMITH SERVICE

*  DOOR FITTING SERVICE

*  FRAME REPAIR SERVICE

*  LOCK CHANGE SERVICE

*  LOCKSMITH SHOP SERVICE

*  UPVC LOCK OPENING AND LOCK REPLACEMENT SERVICE

*  PLUS A FULL HOME SECURITY SERVICE


If you would like any lock at all fitted by our Master Locksmiths or Carpenters, please fill in the estimate form below and submit to our office, we will respond as soon as possible. Alternatively call our office to speak to a member of our Locksmith team, who will be happy to assist you.

Call us on mobile 07904 892167

LOCK AND DOOR ESTIMATE

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Please enter the word that you see below.

  


WE ACCEPT BOTH DEBIT AND CREDIT CARDS, ON SITE, DAY AND NIGHT.