8" x (3) 1.5" Tri-Clamp x (4) 1/4" FNPT Hemispherical Lid8" x (3) 1. 5" Tri Clamp Tri Clover x (4) 1 4" FNPT Hemispherical Lid Our Tri Clamp Hemisperical Lid delivers superior rating performance and is commonly found in systems operating over 100 PSI. This End Cap comes with Four 1 4" 18 FNPT Threaded connection and Three 1. 5" Tri Clamp ferrule welded to the end cap with a 3" Tube Extension Below the Lid. The tube extension is designed to keep extracts from dripping on the inside of the lid, to minimize