BKL 72224 Electronic Straight Coupler 3.5mm External 1.3mm Internal

BKL In-Line Power Plugs - BKL 72224, A low power in-line plug that allows you to customise the length of your DC power lead. BKL 72224 Electronic Straight Coupler 3.5mm External 1.3mm Internal

Price: £4.38 from Rapid Online Rapid Electronics Ltd.