TruConnect 6.35mm Panel Mount Open Jack Socket

Panel-Mount-Open-Jack-Socket-TruConnect-20-0134-P-This-low-cost-open-jack-socket-is-suitable-for-panel-mounting-P-P-The-socket-accommodates-a-6-35mm-plug-P-TruConnect-6-35mm-Panel-Mount-Open-Jack-Socket

Price: £1.08 from Rapid Online Rapid Electronics Ltd.