4 LIONEL (T-159) BINDING POST'S AND 4 T-160 BINDING POST NUTS.  THESE ARE USED TO REPAIR BROKEN OR MISSING TERMINAL POSTS FOR THE ZW,VW,Z,V,TW,SW,RW AND KW TRANSFORMERS.  EASY TO INSTALL.  SHIPPING IS INCLUDED IN PURCHASE PRICE.  IF YOU NEED MORE THAN 4 PLEASE CONTACT ME.  THANKS A LOT AND GOOD LUCK!!