4″ Ai 2D Tube – 4-cavity-The Greatest Of All Tubes in a 4″ 4-cavity design. The 2D version features an overall .55″ outside diameter with a an inside tube diameter of .25″, making the wall approximately 5/32nd thick. The tube features a 2″ inch tail with 18 tails and a 2″ body. Tail cutting is also a thing of the past with the Ai Tube Splines. Place the splines in the mold, inject, remove, and ‘Put That On A Hook’ for your next fishing adventure. You can also laminate this mold using a dual injector.

1-Set of Tube Splines included with purchase of the mold.