Arag seletron 5 way nozzle body. Available from 1/2" through to 3/4". Sold with VITON or TEFLON seal pack.
IMPORTANT - TEFLON are better for agricultural chemicals and fertilizers. When fitting the seletron motor to the body, it MUST be set to a torque of 4nm exactly. It is advised to buy a torque tool to reset motor to body if replacing seals.