Product Overview O-Ring Viton Imperial 18 x 1/4 Includes: 1 x O-Ring Viton Imperial 18 x 1/4 Specifications: Inside Diameter: 18 inchOutside Diameter: 18-1/2 inchCross Section : 1/4 inchMaterial:VitonDurometer:75 Reviews (No reviews yet) Write a Review