This is a very good quality lock with original spun brass door knobs and spindle 8 mm square that is adjustable, please look at all of the pictures.  

The rim lock has the natural beauty and texture of steel and Brass giving it a lovely finish   

The diameter of the spun brass knobs are 44.8 mm and the protrusion is 43.3 mm with a 

brass cast back plate with a diameter of 38.9 mm

This has got the locksmiths / manufacturer's name plate on the lock

The spindle is 8 mm x 6 cm long  

This piece could do with a good clean and some oil / grease to bring it back to its best.

Lock measurements are approximately are as follows 

10.4 cm Long

8.3 cm Width 

1.8 cm Thick

The handle back set is 7.4 cm

I have also included all of the original screws found with this Rim Lock     

We will look at offers on this lock set 

BA8055