How to blank spare port on master cylinder?

[Cheeze]

Ok folk, having i head scratch on how to block one of the large ports on my master cylinder, as im only runnign a single line to the rear.

Someone suggested using a bearing and the original brake pipe fitting, but dont sound to great tbh

[General Baxter]

a blanking plug, would be a good start lol

[Ben]

As said just buy a blanking screw and screw it in.