Case Construction Back-up rings set – 19 mm ID x 20 mm OD x 2.05 mm T #44015841

Set of 20 back-up rings which are fundamental in heavy working conditions to reinforce the O-Ring which could not be enough to resist to high pressure. Our genuine rubber and non-metallic parts will improve the aesthetics protection and comfort of your work environment while maintaining top quality and high value for your machine. Thanks to our genuine linkage components the connection between the machine and the implement will be quicker and easier.Specifications: – Inside diameter: 19mm- Outside diameter: 20mm- Thickness: 2.05mm