Maritime object - unkown - Ash iron pock wood- Large ships pulley block

Large ships pulley block ash wood with a pock wood roller, Iron swilve eye Would have been used for discharging loading cargos or for hoisting sails. Total length 420mm width 200mm thichness 100 mm block 260mmX200mmX100mm .in good condition with age wear the hard pock wood roller has a crack ,Please see the photos as they are part of the listed discription Would make a nice decoration in a nautual setting office hotel yachtclub etc Will be well packed for sending and sent with depending where.