printable handcuffs

designed to be printed in mostly TPU for actor saftey (and ease of breaking or coming apart if  accidents happen

print 2 copies  the only piece metal is the spring. 

the chain can  be extended and added links to . and printed  in place if careful.. 
this was used in movie i cannot mention . 
softer matieral reccomended if you dont want to have bruising in  rough stunts.. 

pressifit parts can be glued if need be but lock is designed to function but be easily overpowered . not meant to be  permanently lockable . key is  a standard cuff key