Cap for Master Cylinders - Remote Reservoirs and Girling-Style

A replacement cap for Girling-style master cylinders and remote reservoirs. Cap is marked with use for DOT 3 or DOT 4 brake fluid from a sealed container. Features a vented diaphragm gasket-style with seal and constructed from durable nylon. Threads: 1.71 / 1.84 -7 TPI