Roller Mortise Lock

(1) Change full set

(2) Change handle

(3) Change lock cylinder

(4) Change mortise lockset

Take the relevant measurements


Take Measurements

(A), (B), (C), (D), (E), (F)

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Lock Cylinder

Mortise Lockset

Lock Cylinder for Roller Mortise Lock - NKW TTCY

Thumb Turn Lock Cylinder

Thumb Turn Lock Cylinder

Thumb Turn Lock Cylinder

Thumb Turn Lock Cylinder

3 Normal Keys

3 Normal Keys

5 Computer Keys

5 Computer Keys

Product Feature:

  • Thumb turn lock cylinder

  • High quality internal lock mechanism

  • Available in different sizes

  • Comes in 3 normal keys or 5 computer keys

  • Installation available in Singapore





  • 1 year warranty for product

  • 1 year onsite warranty when installed by Smart-Home

NKW TTCY - Lock Cylinder

$ 40 additional with installation (replacement of old lock)

Frequently Asked Questions

Are NIKAWA locks lasting?


We take pride in the products that we offer and NIKAWA locks are designed and built to last. 

I am not sure which lock is suitable for replacing my existing lock?


Do take a picture and send to us via whatsapp at +65 9119 7615 so that we can advice you on the best option. 


If I just need to replace parts of the lock, is it available?


Yes. Kindly let us know what is the part that you need to replace.


How long is the warranty period?


All NIKAWA locks come with a 1 year warranty unless otherwise stated.

Why is the warranty for Nikawa locks much longer?

All Nikawa locks are designed and built with high quality locking mechanism and  components. A lot of attention is paid to the details of how the lock mechanism parts are fitted together seamlessly.