ITEM NAME:Red Silicone O Ring Seal Retention Oil Joint Joint 90mm x 3mm L5Z7 Red Silicone O Ring Seal Retention Oil Joint Joint 90mm x 3mm L5Z7 Product Name: O Ring; Material: silicone Thickness: 3mm / 0.118 inch; Outer diameter: 90 mm / 3.5 inch side diameter: 84 mm / 3.3 inch Color: Red Weight: 3 g Description: Silicone supports a wide temperature range and has excellent resistance to weather and ozone. It fits for vacuum pipes to stop noise and rattling of the tube. Made of silicon and not hot and burned. Contents of the package: 1 x O ring silicone Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.