UPD : Ideal Worm Gear Lined Clamps : 1-9/16″ – 2-1/2″ Dia. Range, 10 box/qty

Lined clamps are specially designed for use with silicone rubber and other soft hose applications. The extended band or
liner protects the hose surface and prevents it from extruding or shearing through the band notches as the clamp is tightened.

Partial Stainless
53 Series
Band: 1/2” wide Stainless
Housing: Stainless
Screw: 5/16” hex-head, Zinc plated,
yellow dichromate, carbon steel.