Husqvarna Model 20B, 12 ga. side by side hammer gun.  Serial #221658, mfg. Sweden.  Very good condition.  27 ½” barrels shiny bores.  2 ½” chambers,  choked MOD & FULL.  Barrels have 90% old re-blue.  Receiver and locks have little remaining finish with old surface corrosion.   Pistol grip stock has been refinished.   Hammers cock nicely and Lefacheaux under lever action locks up solidly.  Very sturdy and well-made!  C&R OK.