Metal Adaptor Reduction for Water Faucet Tap 24mm Female to 1/2 BSP Male Joiner by Remer ADAPTOR FOR TAP AERATORS; Material: Chrome plated brass Thread Size: M24mm FEMALE x 1/2" BSP European Thread MALE; Overall height: 15mm It allows to connect any 1/2" BSP European Thread Female connection, for example all the shower hoses, with a standa In the same way allows to connect to the basin/sink any shower hose.