This is for the United Big Ball Bowlers from the 1960's and 1970's. These are brand new Chromed Rails.
This is a set of New United Chromed Ball Rails for the late 1950's and early 1960's Ball Bowler. They measure 19 1/2" from tip to tip.
This set measures 20 1/2" from tip to tip. The one end is flat and the other pointed. This fits the United Ball Bowlers.