304 Stainless Steel Roll-on Ferrules - for 4" Tube

304 stainless steel roll-on ferrules - for 4" tubeknown as roll-on ferrules, they have a grooved id which grasps the outside of your tubing and are often used to modify or repair process lines. made of corrosion resistant 304 stainless steel and highly polished on the interior for smooth finish that reduces the risk of bacteria growth and residue buildup.