Harrington & Richardson Super Handcuffs with box

 

This mint condition example of the highly sexure Super Cuffs was listed for only $100 with two original keys and the original box in fair condition. This is a great deal, and I considered buying these when I saw the low price. 

Above, close up of the clevis linkage with hidden keyways. 

Below, the original box for the H. & R. Super Handcuffs, model No. 123 with a bit of wear. 

Other examples of this model

Another like New in Box which sold for much more

Yet another which sold for much more

An example of the matching leg irons