This Warburton 4D Anchor Grip top is in excellent condition. Everything is clean, straight, round, and true, and the silver plating is 100%. Brand new, these tops cost around $125 plus shipping.
NOTE: It requires a backbore that has Warburton threads or Warburton-compatible threads.
This item ships to USPS postal addresses in the United States only (no foreign shipping). Check my feedback, thanks for looking!