Outdoor Tap Connector | 2184 Threaded tap connector Screw head: 1/2" BSP (21mm), 3/4" BSP (26.5mm) Hozelock 2184 Threaded Tap Connector For Hose 21-26.5Mm (1/2-3/4In Bsp) | Hoz2184 1/2” & 3/4″ BSP tap connector suitable for use with 95% of all outdoor taps. Features Made from the highest quality materials for increased durability Includes adaptor for older tap styles Quick and simple to install Allows you to easily click & connect to your Hozelock quick connect system