TruConnect 0.25in. Standard Screened Jack Plug

TruConnect-6-35mm-Standard-Screened-Jack-Plugs-TruConnect-20-0070-p-A-standard-screened-mono-jack-plug-of-6-35mm-frac14-in-nominal-diameter-with-a-bright-nickel-plated-body-p-TruConnect-0-25in-Standard-Screened-Jack-Plug

Price: £1.46 from Rapid Online Rapid Electronics Ltd.