Back Home / Wire Management / Spacers & Rubber Caps / AUVECO RUBBER CAP 5/16, 25 CT AUVECO RUBBER CAP 5/16, 25 CT SKU: XA12907 Categories: Spacers & Rubber Caps, Wire Management Special heat resistant EPDM rubber caps. Can be used for capping lines and hoses while testing carburetors, emission control systems, vacuum lines, etc. Fits tube O.D. – 5/16″ Inside Length – 1-1/4″ Case Quantity: 1 Log In For Pricing