This is the Heavy duty thick wall coupler material like the Prather stuff they used to sell. 7/8" inside diameter works well with Nova Rossi larger pipe necks and others that need the additional inside diameter..

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3" X 7/8" ID HD Silicon Coupler

$3.99Price
  • 3/4 inch inside diameter and 1 1/4 outside diameter in lengths to order.